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`SHJGEEU KAWAIV
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`Petitioner Ciena Corp. et al.
`Exhibit 1024-1
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`Petitioner Ciena Corp. et al.
`Exhibit 1024-2
`
`
`
`Optical fiber jissu Technofogy
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`Figure 9.25 Schematic diagram of eccenuicity in 250-pm pitch
`arrayed fiber.
`
`the light going out of‘ the fibers must be collimated uing
`micrc-lenses to improve the efliciency. A
`array in
`which mic-rulenses are arrayed accurately in the same way as
`in a fiber array is shown in Figure 9.26.
`
`9.62.1 Types of
`
`Arrays
`
`arrays include graded index lenses fabricated by
`ion exchange of glass”; lenses obtained by transferring a
`resist pattern that exhibits a spherical shape by resist. refluw
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`b) Schamaflcviewofcoupllng optlcs1nap&lroHi::ou'col||r11alnrarIays.
`
`Figure 9.2-6 Schematic view of cnupling optics in a pair of fiber
`collimator arrays.
`
`Petitioner Ciena Corp. et al.
`Exhibit 1024-3
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