Lens having seamless profile defined by cubic polynomial...

Details Lens having seamless profile defined by cubic polynomial... Lens having seamless profile defined by cubic polynomial...

2008-07-15

2008-07-15

Harrington, Alicia M (Department: 2873)

Optical: systems and elements

Lens

Including a nonspherical surface

C359S626000

Reexamination Certificate

active

07400456

ABSTRACT:
A lens includes a surface that includes a seamless profile. The seamless profile is defined by at least one cubic polynomial function to provide a filtering surface that produces a controlled amount of spherical aberration.

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Vogl, T.P. et al, Asymetric Lens Design Using Bicubic Splines: Application to the Color TV Lighthouse; Nov. 1971; vol. 10,No. 11; Applied Optics.

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