US. Patent No. 8,988,796’5 Claims 1, 15, and 21 and Certified Translation of Taiwanese Patent Application No. 102139029
`(Ex. 2020) (“’029 Application”) Comparison
`
`’796 Patent Claim Elements
`
`1. An image capturing lens
`system comprising, in order
`from an object side to an image
`side:
`
`Taiwanese .
`
`n ulication No. 102139029
`
`’029 Application at 123:”Claim[] 1. An image capturing lens system comprising, in the order
`from the object side to the image side2”
`
`’029 Application at 72: “This invention provides an image capturing lens system comprising
`from an object—side to an image-side: a first lens element with refractive power ....”
`
`’029 Application at 74:“The present disclosure relates to an image capturing lens system. More
`particularly, the present disclosure relates to a compact image capturing lens system applicable
`to a mobile terminal.”
`
`’029 Application at 75: “An aspect of the present invention provides an image capturing lens
`system which includes, in the order from the object side to the image side: a first lens element
`.. .; a second lens element . . .; a third lens element . . .; and a fourth lens element . . ..”
`
`’029 Application at 81: “An image capturing lens system includes, in the order from the object
`side to the image side, a first lens element, a second lens element, a third lens element and a
`fourth lens element.”
`
`’029 Application at 87: “The imaging device of the lst embodiment includes an image capturing
`lens system and an image sensor (170). The image capturing lens system has four lens elements
`with refractive power and includes, in the order from the object side to the image side . . . .”
`
`[1.1] a first lens element having
`refractive power;
`
`’029 Application at 123:”Claim[] 1. An image capturing lens system comprising . . . a first lens
`element having refractive power . . . .”
`
`’029 Application at 72: “This invention provides an image capturing lens system comprising
`from an object-side to an image-side: a first lens element with refractive power . . . .”
`
`
`
`
`
`EX 2022 Page 1
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`

`
`
`’796 Patent Claim Elements
`
`Taiwanese .
`
`n ulication No. 102139029
`
`’029 Application at 75: “An aspect of the present invention provides an image capturing lens
`system which includes, in the order from the object side to the image side: a first lens element
`with refractive power . . . .”
`
`’029 Application at 81: “The first lens element can have positive refractive power, so that it
`provides the image capturing lens system with the positive refractive power as it needs, and is
`favorable for reducing the total track length of the system. The first lens element can have a
`convex object-side surface, to effectively enhance the feature for reducing the optical total track
`length.”
`
`’029 Application at 87—88: “The imaging device of the lst embodiment includes an image
`capturing lens system and an image sensor (170). The image capturing lens system has four lens
`elements with refractive power and includes . . . . A first lens element (110) with positive
`refractive power is made of plastic material and has a convex object-side surface (111) in a
`paraxial region thereof and a concave image-side surface (112) in a paraxial region thereof, and
`both of the surfaces are aspheric . . ..”
`
`’029 Application at 88—89: “Table 1 shows the detailed optical data of the lst embodiment, and
`Table 2 shows the aspheric surface data; wherein, the unit for radius of curvature, thickness, and
`focal length is in millimeters and HFOV is defined as half of a maximal field of View.
`
`TABLE 1
`
`Embodiment 1
`
` f= 1.17 mm, Fno = 2.20, HFOV = 46.7 deg.
`-—--m 5.2:;
`n———----
`
`—--——----
`————----
`
`
`
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`

`’796 Patent Claim Elements
`
`
`
`Taiwanese .
`» nlication No. 102139029
`—— -0464—----
`n—-—---m
`—-——----
`n— 0.679
`n— 3.062—----
`u——---—
`n——----
`——-a_----
`Note: Reference wavelength is 587.6 nm (d-line).
`
`
`
`
`TABLE2
`
`Aspheric Coefficients
`2
`
`4
`
`5
`
`
`
`
`Surface#
`
`1
`
`IF
`
`A4=
`
`A6=
`
`1-2237E+00
`
`3-1416E-01
`
`-1-0010E+00
`
`——--
`k=
`-9-8477E-01
`
`A4 =
`
`3.5682E+00
`
`-l.8915E+00
`
`-1.2870E+00
`
`1.2883EH)0
`
`A8=
`
`-1-1135E+02
`
`EX 2022 Page 3
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`

`

`
`
`[1.2] a second lens element with
`positive refractive power having
`a convex image-side surface in a
`paraxial region thereof;
`
`’029 Application at 123:”Claim[] 1. An image capturing lens system comprising . . . a second
`lens element with positive refractive power having a convex image-side surface in a paraxial
`region thereof . . . .”
`
`’029 Application at 72: “This invention provides an image capturing lens system comprising
`from an object—side to an image-side
`a second lens element with positive refractive power,
`having a convex image-side surface in a paraxial region . . ..”
`
`’029 Application at 75: “An aspect of the present invention provides an image capturing lens
`system which includes, in the order from the object side to the image side: . .. a second lens
`element with positive refractive power with a convex image-side surface in a paraxial region
`thereof .. ..”
`
`’029 Application at 82: “The second lens element has positive refractive power, so that it is
`favorable for the second lens element adjusting the light gathering ability of the first lens
`element. The second lens element has a convex image-side surface in a paraxial region thereof,
`so that it is favorable for correcting the astigmatism of the system.”
`
`’029 Application at 87—88: “The imaging device of the lst embodiment includes an image
`capturing lens system and an image sensor (170). The image capturing lens system has four lens
`elements with refractive power and includes . . . A second lens element (120) with positive
`refractive power is made of plastic material and has a convex object-side surface (121) in a
`paraxial region thereof and a convex image—side surface (122) in a paraxial region thereof, and
`both of the surfaces are aspheric . . ..”
`
`
`
`EX 2022 Page 4
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`

`

` Taiwanese . t lication No. 102139029
`
`
`
`’029 Application at 88—89: “Table 1 shows the detailed optical data of the lst embodiment, and
`Table 2 shows the aspheric surface data; wherein, the unit for radius of curvature, thickness, and
`focal length is in millimeters and HFOV is defined as half of a maximal field of View.
`
`
`
`’796 Patent Claim Elements
`
`
`
`
`
`
`
`
`
`
`
`TABLE 1
`
`Embodiment 1
`
`-- mm mm IM 5:;
`
`f= 1.17 mm, Fno = 2.20, HFOV = 46.7 deg.
`
`
`0
`Object
`Plano
`Infinity
`Lens 1
`1.666
`ASP
`0.256
`
`21.4
`
`9.56
`
`Plastic
`
`1.650
`
`_— 2-139—----
`__—----
`__-—----
`__ -0-464—----
`Lens 3
`-0.228
`ASP
`0.230
`Plastic
`1.634
`23.8
`
`-------W
`
`n—-—----
`n— 3-062—----
`“_—---—
`n——----
`_--I_----
`Note: Reference wavelength is 587.6 nm (d-line).
`
`
`
`
`
`TABLE 2
`
`Aspheric Coefficients
`
`1.2237E+00
`
`1.7244E+01
`
`9.0000E+01
`
`-6.9311E-01
`
`EX 2022 Page 5
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`
`
`

`

`
`
`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`A4=
`
`A6=
`
`3-1416E-01
`
`-1-0010E+00
`
`——--
`
`A4=
`
`A6=
`
`3-5682E+00
`
`-3-7958E+00
`
`
`
`
`
`[1.3] a third lens element with
`negative refractive power having
`a concave object—side surface in
`a paraxial region thereof and a
`convex image-side surface in a
`paraxial region thereof; and
`
`’029 Application at 123:”Claim[] 1. An image capturing lens system comprising . . . a third lens
`element with negative refractive power having a concave object-side surface in a paraxial region
`thereof and a convex image-side surface in a paraxial region thereof . . ..”
`
`’029 Application at 72: “This invention provides an image capturing lens system comprising
`from an object—side to an image-side
`a negative third lens element having a concave object-
`side surface in a paraxial region and a convex image-side surface in a paraxial region . . . .”
`
`’029 Application at 75: “An aspect of the present invention provides an image capturing lens
`system which includes, in the order from the object side to the image side: . . .a third lens element
`with negative refractive power which has a concave object-side surface in a paraxial region
`thereof and a convex ima ' e-side surface in a araxial re ' ion thereof . . ..”
`
`EX 2022 Page 6
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`

`

`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`’029 Application at 82: “The third lens element has negative refractive power, so that it is
`favorable for correcting the aberration of the system. The third lens element has a concave
`object-side surface in a paraxial region thereof and a convex image-side surface in a paraxial
`region thereof, so that it is favorable for correcting the astigmatism of the system.”
`
`’029 Application at 87-88: “The imaging device of the 1st embodiment includes an image
`capturing lens system and an image sensor (170). The image capturing lens system has four lens
`elements with refractive power and includes . . . A third lens element (130) with negative
`refractive power is made of plastic material and has a concave object-side surface (131) in a
`paraxial region thereof and a convex image—side surface (132) in a paraxial region thereof, and
`both of the surfaces are aspheric ....”
`
`’029 Application at 88-89: “Table 1 shows the detailed optical data of the 1st embodiment, and
`Table 2 shows the aspheric surface data; wherein, the unit for radius of curvature, thickness, and
`focal length is in millimeters and HFOV is defined as half of a maximal field of View.
`
`
`TABLE 1
`
`Embodiment 1
`
`f= 1.17 mm, Fno = 2.20, HFOV = 46.7 deg.
`Surface #
`Curvature Radius Thickness Material
`Abbe #
`Focal
`Length
`
`Infinity
`
`Plano
`Object
`0
`_—1-666
`__ 2-139—----
`__—----
`__-—----
`
`-0.464
`ASP
`0.130
`
`
`
`
`#UJNt—t
`\IO‘UI
`
`Lens 3
`
`-0.228
`
`ASP
`
`0.230
`
`Plastic
`
`1.634
`
`23.8
`
`_— -0-480—----
`
`
`
`
`
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`

`
`
`’796 Patent Claim Elements
`
`Taiwanese ‘ » nlication No. 102139029
`
`n—--—----
`n—--—----
`“—m—
`n—m—----
`m—----
`Note: Reference wavelength is 587.6 nm (d—line).
`
`
`TABLE2
`
`Aspheric Coefficients
`
`k=
`
`1-2237E+00
`
`
`A4 =
`3.1416E—01
`1.1703E+00
`-4.l498E-01
`-6.9345E-01
`
`A8=
`
`4-5872E+01
`
`
`
`
`
`——--
`k=
`-9-8477E-01
`
`A4:
`
`A6=
`
`A8=
`
`3-5682E+00
`
`-3-7958E+00
`
`-1-1135E+02
`
`EX 2022 Page 8
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`

`

`’796 Patent Claim Elements
`
`,’
`
`Taiwanese .
`
`n ulication No. 102139029
`
`[1.4] a fourth lens element with
`refractive power having a
`concave image-side surface in a
`paraxial region thereof, wherein
`both of an object-side surface
`and the image-side surface of the
`fourth lens element are aspheric,
`and the image-side surface of the
`fourth lens element has at least
`
`one convex shape in an off—axis
`region thereof;
`
`
`
`a fourth lens
`’029 Application at 123:”Claim[] 1. An image capturing lens system comprising
`element with refractive power having a concave image-side surface in a paraxial region thereof,
`wherein both of the object-side surface and the image-side surface of the fourth lens element are
`aspheric, and the image—side surface of the fourth lens element has at least one convex shape in
`an off—axis region thereof . . . .”
`
`’029 Application at 72: “This invention provides an image capturing lens system comprising
`from an object-side to an image-side . . . a fourth lens element with refractive power having a
`concave image-side surface in a paraxial region, both of the object-side surface and the image-
`side surface being aspheric, and the image-side surface has at least a convex shape at an off—axis
`region thereof.”
`
`’029 Application at 75: “An aspect of the present invention provides an image capturing lens
`system which includes, in the order from the object side to the image side:
`a fourth lens
`element with refractive power has a concave image-side surface in a paraxial region thereof,
`wherein both of the object-side surface and the image-side surface of the fourth lens element are
`aspheric, and the image—side surface of the fomth lens element has at least one convex shape in
`an off—axis region thereof . . . .”
`
`’029 Application at 82: “The fourth lens element can have a convex object—side surface in a
`paraxial region thereof and has a concave image—side surface in a paraxial region thereof.
`Furthermore, the image-side surface of the fourth lens element has at least one convex shape in
`an off-axis region thereof.”
`
`’029 Application at 87-88: “The imaging device of the lst embodiment includes an image
`capturing lens system and an image sensor (170). The image capturing lens system has four lens
`elements with refractive power and includes
`A fourth lens element (140) with positive
`refractive power is made of plastic material and has a convex object-side surface (141) in a
`paraxial region thereof and a concave image-side surface (142) in a paraxial region thereof, and
`both of the surfaces are aspheric. Furthermore, the image—side surface (142) has at least one
`convex sha 0 e in an off-axis re ‘ ion thereof.”
`
`
`
`EX 2022 Page 9
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`

`’796 Patent Claim Elements
`
`
`
`Taiwanese . D lication No. 102139029
`
`’029 Application at 88—89: “Table 1 shows the detailed optical data of the 1st embodiment, and
`Table 2 shows the aspheric surface data; wherein, the unit for radius of curvature, thickness, and
`focal length is in millimeters and HFOV is defined as half of a maximal field of View.
`
`
`
`
`—-—----
`—-—---lm
`—— -o.4so—----
`n—-—----
`n—-—----
`n——---—
`n——----
`——-z:_----
`
`TABLE 1
`
`Embodiment 1
`
`f= 1.17 mm, Fno = 2.20, HFOV = 46.7 deg.
`
`.1... IM
`-- C...
`n——----
`1.666
`
`——-—----
`——----
`5.712
`
`Aspheric Coefficients
`smw——-
`
`TABLE 2
`
`
`
`
`
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`

`

`
`
`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`A4=
`
`As=
`
`3.1416301
`
`4.5mm
`
`
`
`——--
`k= mm
`
`3.5682300
`
`-1.ussE+oz
`
`A4=
`
`As=
`
`vu
`
`
`
`[1.5] wherein the image
`capturing lens system has a total
`of four lens elements with
`
`refractive power, an axial
`distance between an object-side
`surface of the first lens element
`
`and the image—side surface of the
`fourth lens element is Td, half of
`a maximal field of View of the
`
`image capturing lens system is
`HFOV, a focal len- h of the
`
`’029 Application at 123:”Claim[] 1. An image capturing lens system . . . wherein the image
`capturing lens system has four lens elements with refractive power, an axial distance between an
`object—side surface of the first lens element and the image-side surface of the fourth lens element
`is Td, half of a maximal field of View of the image capturing lens system is HFOV, a focal
`length of the image capturing lens system is f, a focal length of the fourth lens element is f4, a
`focal length of the second lens element is £2, a focal length of the third lens element is 13 ....”
`
`’029 Application at 75-76: “. .. [T]he image capturing lens system has a total of four lens
`elements with refractive power; and wherein, when an axial distance between an object-side
`surface of the first lens element and the image—side surface of the fourth lens element is Td, half
`of a maximal field of view of the ima - e ca turin ~ lens 3 stem is HFOV, a focal len th of the
`
`EX 2022 Page 11
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`

`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n lication No. 102139029
`
`image capturing lens system is f,
`a focal length of the fourth lens
`element is f4, a focal length of
`the second lens element is 12, a
`
`focal length of the third lens
`element is B, and
`
`
`
`image capturing lens system is f, a focal length of the fourth lens element is f4, a focal length of
`the second lens element is 12, and a focal length of the third lens element is B ...”
`
`’029 Application at 78-79: “When Td satisfies the aforementioned relation, it can maintain the
`system compactness.
`“When Td / tan(HFOV) satisfies the aforementioned relation, it allows the image capturing
`lens system to keep the features of large field of view and short total track length at the same
`time.
`
`“When | f / f4 | satisfies the aforementioned relation, the principal point of the system can be
`positioned away from the image plane, which is favorable for reducing the optical total track
`length of the system so as to keep the lenses compact.
`“When t2 / B satisfies the aforementioned relation, the refiactive powers of the second lens
`element and the third lens element are more balanced, which is favorable for correcting the
`aberration and decreasing photosensitivity.
`“When f / f3 satisfies the aforementioned relation, the third lens element serves as a correcting
`lens for balancing and correcting the aberrations of the image capturing lens system so as to
`obtain better image quality.”
`
`’029 Application at 89: “The focal length of the image capturing lens system is f, an f-number of
`the image capturing lens system is Fno, and half of a maximal field of view of the image
`capturing lens system is HFOV, these parameters have the following values: f = 1.17 (mm); Fno
`= 2.20; and HFOV = 46.7 (degrees).”
`
`’029 Application at 91: “A focal length of the second lens element (120) is 12, a focal length of
`the third lens element (130) is B, and its relation is B / f3 = -0.77.
`“The focal length of the image capturing lens system is f, a focal length of the fourth lens
`element (140) is f4, and its relation is | f / f4 | = 0.77.
`“The focal length of the image capturing lens system is f, the focal length of the third lens
`element (130) is B, and its relation is f/ B = -1.10.
`“An axial distance between the object-side surface (111) of the first lens element and the
`image-side surface (142) of the fourth lens element is Td, and, its relation is Td = 1.850 (mm).”
`
`
`
`
`
`EX 2022 Page 12
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`

`

`’796 Patent Claim Elements
`
`Taiwanese .
`
`n ulication No. 102139029
`
`’029 Application at 92: “The axial distance between the object—side surface (1 l l) of the first lens
`element and the image—side surface (142) of the fourth lens element is Td, and half of the
`maximal field of view of the image capturing lens system is I-IFOV, and its relation is Td/
`tanfl-IFOV) = 1.74 (mm).”
`
`[1.6] the following conditions
`are satisfied:
`
`0.5 mm<Td<3.2 mm;
`
`1.0 mm<Td/tanGlFOV)<3.75
`111111;
`
`’029 Application at 123-124:”Claim[] 1. An image capturing lens system . . . wherein . . . the
`following relations are satisfied 0.5 m < Td < 3.2 mm;
`1.0 m < Td / tanfl-[FOV) < 3.75 mm;
`|f/f4|< 1.20; and
`t2 /13 < -0.65.”
`
`lf/f4|<l .20; and
`fl/fi<—0.65.
`
`’029 Application at 76: “. .. [T]he following relations are satisfied:
`0.5 mm < Td< 3.2 mm;
`1.0 m < Td / tanO-IFOV) < 3.75 mm;
`|f/f4|< 1.20; and
`t2 / B < -0.65.”
`
`’029 Application at 78—79: “When Td satisfies the aforementioned relation, it can maintain the
`
`system compactness.
`“When Td / tan(HFOV) satisfies the aforementioned relation, it allows the image capturing
`lens system to keep the features of large field of View and short total track length at the same
`time.
`
`“When | f / f4 | satisfies the aforementioned relation, the principal point of the system can be
`positioned away from the image plane, which is favorable for reducing the optical total track
`length of the system so as to keep the lenses compact.
`“When t2 / f3 satisfies the aforementioned relation, the refractive powers of the second lens
`element and the third lens element are more balanced, which is favorable for correcting the
`aberration and decreasing photosensitivity.
`“When f / f3 satisfies the aforementioned relation, the third lens element serves as a correcting
`lens for balancing and correcting the aberrations of the image capturing lens system so as to
`obtain better image quality.”
`
`
`
`
`
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`’796 Patent Claim Elements
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`
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`
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`
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`
`
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`
`
`Taiwanese ‘
`
`n lication No. 102139029
`
`’029 Application at 82: “An axial distance between the object-side surface of the first lens
`element and the image—side surface of the fourth lens element is Td, and when the image
`capturing lens system satisfies the following relation: 0.5 m < Td < 3.2 m, it is favorable for
`keeping the system compact. Preferably, the following relation is satisfied: 0.8 m < Td < 2.5
`mm.”
`
`’029 Application at 82-83: “The axial distance between the object-side surface of the first lens
`element and the image—side surface of the fourth lens element is Td, and half of a maximal field
`of view of the image capturing lens system is HFOV, and when the image. capturing lens system
`satisfies the following relation: 1.0 m < Td / tan(I-IFOV) < 3.75 m, it is favorable for the
`image capturing lens system to obtain the features of large field of view and short total track
`length for the image capturing lens system. Preferably, the following relation is satisfied: 1.2
`m < Td / tan(I-IFOV) < 2.75 mm.
`“A focal length of the image capturing lens system is f, and a focal length of the fourth lens
`element is f4, and when the image capturing lens system satisfies the following relation: | f / f4 |
`< 1.20, it is favorable for the principal point of the system being positioned away from the image
`plane so as to reduce the optical total track length of the system and keep the lenses compact.
`“A focal length of the second lens element is 12, and a focal length of the third lens element is
`B, and when the image capturing lens system satisfies the following relation: f2 / B < -0.65, the
`refractive powers of the second lens element and the third lens element are more balanced and
`favorable for correcting the aberration and reduce the photosensitivity. Preferably, the following
`relation is satisfied: 9 / £3 < -0.75.”
`
`’029 Application at 88-89: “Table 1 shows the detailed optical data of the lst embodiment, and
`Table 2 shows the aspheric surface data; wherein, the unit for radius of curvature, thickness, and
`focal length is in millimeters and HFOV is defined as half of a maximal field of view.
`
`
`
`
`
`TABLE 1
`
`Embodiment 1
`
`Surface #
`
`f= 1.17 mm, Fno = 2.20, HFOV = 46.7 deg.
`Curvature Radius Thickness Material
`
`Abbe #
`
`Focal
`Length
`
`
`
`
`EX 2022 Page 14
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`

`

`
`
`Lh-waH
`
`n——----
`—— 1.666
`—— 2.139—----
`———----
`—— 5m
`—— «464—----
`n—-—---m
`—— -o.4so—----
`n— 0.679
`n—-—----
`n——---—
`n——----
`———----
`
`
`
`The focal length of the image capturing lens system is f, an f-number of the image capturing lens
`system is Fno, and half of a maximal field of view of the image capturing lens system is HFOV,
`these parameters have the following values: f = 1.17 (mm); Fno = 2.20; and HFOV = 46.7
`(degrees).”
`
`’029 Application at 91: “A focal length of the second lens element (120) is Q, a focal length of
`the third lens element (130) is 13, and its relation is 12 / f3 = -0.77.
`“The focal length of the image capturing lens system is f, a focal length of the fourth lens
`element (140) is f4, and its relation is | f / f4 | = 0.77. . ..
`“A11 axial distance between the object-side surface (111) of the first lens element and the
`image-side surface (142) of the fourth lens element is Td, and, its relation is Td = 1.850 (mm).”
`
`’029 Application at 92: “The axial distance between the object-side surface (111) of the first lens
`element and the ima -e-side surface 142 of the fourth lens element is Td, and half of the
`
`
`
`EX 2022 Page 15
`
`

`

`’796 Patent Claim Elements
`
`Taiwanese .
`
`n ulication No. 102139029
`
`15. An image capturing lens
`system comprising, in order
`from an object side to an image
`side:
`
`[15.1] a first lens element having
`refractive power;
`
`[15.2] a second lens element
`with positive refractive power
`having a convex image—side
`surface in a paraxial region
`thereof;
`
`maximal field of view of the image capturing lens system is HFOV, and its relation is Td/
`tan(HFOV) = 1.74 (mm).”
`
`See also ’029 Application embodiments 2 through 10.
`See ’029 Application disclosures provided for the preamble of ’796 claim 1.
`
`See also ’029 Application at 126: “15. An image capturing lens system comprising, in the order
`from the object side to the image side ....”
`
`See ’029 Application disclosures provided ’796 claim element 1.1.
`
`See also ’029 Application at 126: “15. An image capturing lens system comprising . . . a first lens
`element having refractive power . . . .”
`
`See also ’029 Application at 76: “According to another aspect, the present invention provides an
`image capturing lens system which includes, in the order from the object side to the image side:
`a first lens element has refractive power ....”
`
`See ’029 Application disclosures provided ’796 claim element 1.2.
`
`a second
`See also ’029 Application at 126: “15. An image capturing lens system comprising
`lens element with positive refractive power having a convex image-side surface in a paraxial
`region thereof . . ..”
`
`See also ’029 Application at 76: “According to another aspect, the present invention provides an
`image capturing lens system which includes, in the order from the object side to the image side:
`a second lens element with positive refractive power has a convex image—side surface in a
`paraxial region thereof ....”
`
`[15.3] a third lens element with
`negative refractive power having
`a concave ob'ect-side surface in
`
`See ’029 Application disclosures provided ’796 claim element 1.3.
`
`
`
`
`
`EX 2022 Page 16
`
`

`

`’796 Patent Claim Elements
`
`Taiwanese .
`
`n ulication No. 102139029
`
`a paraxial region thereof and a
`convex image—side surface in a
`paraxial region thereof; and
`
`a third
`See also ’029 Application at 126: “15. An image capturing lens system comprising
`lens element with negative refractive power having a concave object—side surface in a paraxial
`region thereof and a convex image—side surface in a paraxial region thereof . . . .”
`
`See also ’029 Application at 76: “According to another aspect, the present invention provides an
`image capturing lens system which includes, in the order from the object side to the image side:
`.. . a third lens element with negative refractive power has a concave object-side surface in a
`paraxial region thereof and a convex image—side surface in a paraxial region thereof . . ..”
`
`See ’029 Application disclosures provided ’796 claim element 1.4.
`
`a fourth
`See also ’029 Application at 126: “15. An image capturing lens system comprising
`lens element with refractive power having a concave image-side surface in a paraxial region
`thereof, wherein both of the object-side surface and the image-side surface of the fourth lens
`element are aspheric, and the image—side surface of the fourth lens element has at least one
`convex shape in an off-axis region thereof . . ..”
`
`See also ’029 Application at 76: “According to another aspect, the present invention provides an
`image capturing lens system which includes, in the order from the object side to the image side:
`.. . a fourth lens element with refractive power has a concave image-side surface in a paraxial
`region thereof, wherein both of the object-side surface and the image-side surface of the fourth
`lens element are aspheric, and the image-side surface of the fourth lens element has at least one
`convex shape in an off-axis region thereof . . ..”
`
`See ’029 Application disclosures provided ’796 claim element 1.5.
`
`See also ’029 Application at 126-127: “15. An image capturing lens system wherein the
`image capturing lens system has a total of four lens elements with refiactive power; wherein an
`axial distance between an object-side surface of the first lens element and the image-side surface
`of the fourth lens element is Td, half of a maximal field of view of the image capturing lens
`system is HFOV, a focal length of the image capturing lens system is f, a focal length of the
`fourth lens element is f4, a focal len- h of the third lens element is B . . . .”
`
`[15.4] a fourth lens element with
`refractive power having a
`concave image—side surface in a
`paraxial region thereof, wherein
`both of an object-side surface
`and the image—side surface of the
`fourth lens element are aspheric,
`and the image-side surface of the
`fourth lens element has at least
`
`one convex shape in an off-axis
`region thereof;
`
`[15.5] wherein the image
`capturing lens system has a total
`of four lens elements with
`
`refractive power, an axial
`distance between an object-side
`surface of the first lens element
`
`and the image—side surface of the
`fourth lens element is Td, half of
`
`
`
`
`
`EX 2022 Page 17
`
`

`

`’796 Patent Claim Elements
`
`a maximal field of View of the
`
`image capturing lens system is
`HFOV, a focal length of the
`image capturing lens system is f,
`a focal length of the fourth lens
`element is f4, a focal length of
`the third lens element is B, and
`
`[15.6] the following conditions
`are satisfied:
`
`0.5 mm<Td<3.2 mm;
`
`1.0 mm<Td/tan(HFOV)<3.75
`mm'
`
`|f/f4l<1.20; and
`—2.0<j/fi<—0.95.
`
`
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`See also ’029 Application at 76-77: “According to another aspect, the present invention provides
`an image capturing lens system . . . wherein, the image capturing lens system has a total of four
`lens elements with refractive power; and wherein, when an axial distance between an object-side
`surface of the first lens element and the image—side surface of the fourth lens element is Td, half
`of a maximal field of View of the image capturing lens system is HFOV, a focal length of the
`image capturing lens system is f, a focal length of the fourth lens element is f4, and a focal
`length of the third lens element is B ....”
`
`See ’029 Application disclosures provided ’796 claim element 1.6.
`
`See also ’029 Application at 127: “15. An image capturing lens system wherein
`following relations are satisfied: 0.5 m < Td < 3.2 mm;
`1.0 m < Td / tanO-IFOV) < 3.75 mm;
`|f/f4|< 1.20; and
`-2.0 < f/ B < -0.95.”
`
`the
`
`See also ’029 Application at 76-77: “According to another aspect, the present invention provides
`an image capturing lens system . . . wherein . . . the following relations are satisfied:
`0.5 nnn < Td< 3.2 mm;
`
`1.0 m < Td / tan(HFOV) < 3.75 mm;
`|f/f4|< 1.20; and
`-2.0 < f/ B < -0.95.”
`
`See also ’029 Application at 78-79: “When f / f3 satisfies the aforementioned relation, the third
`lens element serves as a correcting lens for balancing and correcting the aberrations of the image
`capturing lens system so as to obtain better image quality.”
`
`See also ’029 Application at 83: “The focal length of the image capturing lens system is f, and
`the focal length of the third lens element is B, and when the image capturing lens system
`satisfies the followinr relation: -2.0 < f / B < -0.95, the third lens element serves as a correctino
`
`
`
`EX 2022 Page 18
`
`

`

`’796 Patent Claim Elements
`
`
`
`I ulication No. 102139029
`Taiwanese A
`
`lens for balancing and correcting the aberrations of the system so as to obtain better image
`quality for the system.”
`
`See also ’029 Application at 88-89: “Table 1 shows the detailed optical data of the lst
`embodiment, and Table 2 shows the aspheric surface data; wherein, the unit for radius of
`curvature, thickness, and focal length is in millimeters and HFOV is defined as half of a
`maximal field of view.
`
`
`
`
`TABLE 1
`
`Embodiment l
`
`f= 1.17 min, Fno = 2.20, HFOV = 46.7 deg.
`
`n——----
`
`—-——----
`———----
`5m
`
`—— 41464—----
`n—-—---m
`—-——----
`n—-—----
`n—-—----
`n——---—
`n——----
`“m----
`Note: Reference wavelength is 587.6 mn (d-line).
`
`
`
`EX 2022 Page 19
`
`

`

`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`21. An image capturing lens
`system comprising, in order
`from an object side to an image
`side:
`
`See also ’029 Application at 91: “ The focal length of the image capturing lens system is f, the
`focal length of the third lens element (130) is B, and its relation is f / f3 = —l . 10.”
`
`See ’029 Application disclosures provided for the preambles of ’796 claims 1 and 15.
`
`See also ’029 Application at 128: “21. An image capturing lens system comprising, in the order
`from the object side to the image side .. ..”
`
`See also ’029 Application at 77: “According to still another aspect, the present invention
`provides an image capturing lens system which includes, in the order from the object side to the
`image side ....”
`
`[21.1] a first lens element having
`refractive power;
`
`See ’029 Application disclosures provided ’796 claim elements 1.1 and 15.1.
`
`See also ’029 Application at 128: “21. An image capturing lens system comprising
`element having refractive power . . . .”
`
`a first lens
`
`[21.2] a second lens element
`with positive refractive power
`having a convex image—side
`surface in a paraxial region
`thereof;
`
`See also ’029 Application at 77: “According to still another aspect, the present invention
`provides an image capturing lens system which includes: a first lens element has refractive
`power . . ..”
`
`See ’029 Application disclosures provided ’796 claim elements 1.2 and 15.2.
`
`a second
`See also ’029 Application at 128: “21. An image capturing lens system comprising
`lens element with positive refractive power having a convex image-side surface in a paraxial
`region thereof . . ...”
`
`See also ’029 Application at 77: “According to still another aspect, the present invention
`provides an image capturing lens system which includes: . . . a second lens element with positive
`refractive power has a convex image-side surface in a paraxial region thereof . . ..”
`
`
`
`
`
`
`EX 2022 Page 20
`
`

`

`’796 Patent Claim Elements
`
`Taiwanese ‘
`
`n ulication No. 102139029
`
`[21.3] a third lens element with
`negative refiactive power having
`a concave object-side surface in
`a paraxial region thereof and a
`