`
`Brightness
`Enhancement
`FilmBEF
`
`3M brightness
`
`film is designed
`
`enhancement
`
`assemblies
`
`for use
`in
`of many
`
`and
`
`transportation
`and in specially
`include
`
`Applications
`
`backlight
`
`electronic
`
`displays
`
`lighting
`
`backlights
`
`for liquid crystal
`displays LCDs electro
`EL panels and
`light sources
`are used in equip
`
`luminescent
`
`other
`
`diffitse
`
`Backlights
`
`such
`
`nsent
`as laptop
`computers
`word processors
`TVs
`personal
`camcorders mobile communi
`devices and automobile
`
`cation
`
`and avionic
`
`displays
`
`instrument
`The film is available
`
`in rolls or converted
`
`into parts
`needs
`to meet your specific
`The 3M film is an optical
`element in which
`
`the material
`
`film thickness
`prism angles
`closely con
`and spacing
`using 3Ms extensive
`trolled
`in precision
`background
`
`are
`
`mieroreplication
`
`3M sheds some
`light on backlight
`enhancement
`
`As
`
`optical
`
`designer
`leading
`manufacturer of innovative
`3M is in
`
`and
`
`patterns
`
`are minimized by the
`
`fine prism spacing This
`very
`film when
`into your
`integrated
`product can significantly
`improve overall
`
`system
`
`performance
`
`battery perform
`Improved
`ance Because the 3M film
`
`uses
`
`the light so effectively
`you can design
`your product
`to the
`with less power
`
`operate
`
`Flexible
`
`format
`
`Brightness
`
`enhancement
`
`film can
`
`in roll
`
`format
`
`be
`or con
`
`to your specific part size
`
`Easy assembly
`
`Simple to
`
`provided
`
`verted
`
`to
`
`thereby
`
`increasing
`
`the
`
`integrate
`
`components
`
`unique
`
`position
`
`to provide
`
`products
`
`and materials
`
`for
`
`specialty
`
`light management
`
`3M
`
`film is
`
`enhancement
`brightness
`one such product
`It exemplifies
`in design tooling
`our expertise
`and manufacturing of optical
`products Maximum light
`enhancement
`
`is obtained
`
`by
`of the pris
`replication
`pattem Moire interference
`
`precise
`
`matic
`
`3M brightness
`enhancement
`offers
`
`Better
`
`3M film
`visibility
`maximizes the use of available
`
`light by working with the
`in the
`other components
`system
`
`lighting
`
`lamp life Decreas
`to the lamp wilt
`
`and in
`3M film
`
`ing the power
`reduce
`the heat
`load
`lamp life With
`same display
`with lower
`
`lamp
`time between
`
`recharging
`
`battery
`
`film
`
`Increased
`
`crease
`
`you can
`
`get
`
`the
`
`brightness
`
`power
`
`into your backlight
`film does
`not
`system the
`lamination
`
`and can
`
`require
`
`held
`
`in place
`
`the backlight
`
`more
`
`edges
`
`by attaching
`one or
`
`along
`
`be
`
`it to
`
`Minimal weight
`enhancement
`
`Brightness
`
`and thickness
`
`film
`
`is
`
`lightweight
`
`transparent
`
`optical
`
`polycarbonate
`
`that
`
`adds only
`
`0.009
`
`to the
`
`thickness
`
`of your backlight
`
`JD000001
`
`LGD_001659
`
`LG Display Ex. 1020
`
`
`
`How 3M brightness
`enhancement
`fUm
`works
`
`The 3M
`
`lhe diffuser
`
`The degree
`ment
`
`is
`
`between
`is placed
`and the LCD poliO1
`light enhance
`function of all
`
`the
`
`of
`
`light absorbed
`and reflector
`and the
`
`losses
`
`components
`
`backlight
`
`together
`
`components
`The
`
`efficiency
`
`workillg
`
`of the
`
`backlight
`
`is dependent
`
`on tIer
`
`One
`
`of
`
`the keys to its effective
`
`reflector
`
`trying
`
`ness
`
`is that
`
`the optical
`
`film
`
`incrcssing
`
`by the diffuse
`
`actually
`
`recycles
`
`tight
`
`Light
`
`as well
`
`as edgs
`
`rejected
`
`by the prismatic
`
`film is
`
`reflectivity
`
`of
`
`the
`
`reflected
`
`to the diffuser
`
`and
`
`to reach
`
`adding
`
`light
`
`to the
`thc LCD thereby
`the brightness
`
`Ltrrited
`
`LCD Panel
`
`.5
`
`iPg
`
`Double
`
`Ref Hctron
`
`ReSection
`
`RCtleotion/Rorior
`
`Eair Angles
`
`.elS
`
`A. Ar
`
`aS rs .4.
`
`att
`
`ak
`
`Briphiness
`Enhancement
`
`Film r-t
`AtnaS
`
`arsad
`
`Exit Angles
`
`Total
`
`Internal
`
`Reflection
`
`ITIRI
`
`Mfnratesre
`
`rt
`
`nrosnntrt
`
`lamp and
`
`retleatar
`
`UghtGd0
`0ite Rellector
`
`Data
`
`far extracting
`
`light
`
`free
`
`light
`
`gad
`
`pjjn /1 \id5
`
`/dl
`
`3M brightness
`enhancement
`film is available
`on the specific
`Depending
`designs
`may be more appropriate
`
`for your
`
`requirements
`
`in two pitch and alt
`needs of your application
`one
`
`gb
`
`Maximum Enhancement
`
`Versus
`
`Cavity
`
`Efficiency
`
`55
`
`ano
`
`100 Degree
`
`Pslycarbsnate
`
`Specifications
`
`Repealing
`
`Prism
`
`Prism Replication
`
`Prism
`
`Anglo
`
`Prism Pitch
`
`Nominal
`
`Product
`
`90/50
`
`100/31
`
`99.5%
`
`900
`
`5Onm
`
`99.5%
`
`1000
`
`51gm
`
`Total Viewing
`
`Angle
`
`Horizontal Prism
`Horizontal
`
`Vertical
`
`Nominal
`
`Brightness
`
`Enhancement
`
`Material
`
`Polycarbonate
`
`Index
`
`of Refraction
`
`Phyalcal Characteristics
`Form
`
`Nominal
`
`Thickness
`
`Rolls
`
`nortrnnal
`
`dimensions
`
`Width
`
`Length
`
`1040
`70
`
`50%
`
`Yes
`
`1.585
`
`film
`
`.009iri
`
`.23mm
`
`.OO9in
`
`1120
`80
`
`45%
`
`Yes
`
`1.586
`
`Film
`.23mm
`
`37.5in
`
`.95M
`SOyds 45.7M
`
`37.5in
`
`.95M
`
`SOyds 45.7M
`
`37.5in
`
`4Oin
`
`37.Ein
`
`4Oin
`
`purchase
`
`dsfoctive
`
`ci
`
`replace
`found
`
`the
`
`ELi
`
`70%
`
`50%
`
`30%
`
`55%
`
`Cavity
`
`efficiency
`
`for
`
`rail Sated
`
`light
`
`Important Notice
`The following
`
`lieu
`
`Segments
`19mm baa at
`
`Interleaving
`
`Porfooneoce
`
`is controlled
`
`shown ryptel
`Ales so.Ooblo
`
`each
`
`segment
`
`.55M
`
`l.02M
`
`.sSM
`
`1.02M
`
`Yes
`
`Yes
`
`by
`
`irrerecrico
`
`with
`
`other
`
`system cccny000r.ts
`
`Nomtoet
`
`enherceotoot
`
`of or the
`
`contract
`
`or
`
`or
`
`tort
`
`indirect
`
`incidental
`
`use
`
`to Purchaser
`is made in
`of all marranties express or
`of
`any implied warranties
`implied including
`merchantability
`3M will
`for
`or fitness
`particular
`or refund
`purpose
`price of such quantity
`the product
`to be
`or matohals
`or manufacture
`rot be liabie
`3M shall
`for any inlury loss or damage whether
`direct
`the
`special or consequential
`arialng out of
`ths product The remedies set
`forth
`
`inability
`
`une
`are exclusive
`
`to
`
`fore
`
`welt
`
`deSgoed
`
`ef5eieot
`
`system
`
`convortod
`
`so meet
`
`r0050
`
`needs
`
`herein
`
`Optical
`
`Syatems
`
`3M Safety
`and Security
`3M Center Building
`225-4N-t4
`Si Paul vl 55144-1000
`1-800-328-7098
`
`Systems Division
`
`Pristd en 50% rertscl001
`oaore
`10% p000.cos-
`papo
`
`ieerlxdiog
`
`soener
`
`wastepaper
`
`Lithe
`
`in the USA with
`platas film arc
`
`3M offset
`
`proofing systems
`
`th 3M 1993
`
`70_5555.5453_7
`
`a35ai
`
`JD0000012
`
`LGD_001660