Athermalized plastic lens

Details Athermalized plastic lens Athermalized plastic lens

2006-05-02

2006-05-02

Nguyen, Thong (Department: 2872)

Optical: systems and elements

Diffraction

From grating

C359S569000, C235S462350, C235S462220

Reexamination Certificate

active

07038853

ABSTRACT:
A plastic lens includes refractive and diffractive optical apparatus configured to produce optothermal changes substantially canceling each other over a predetermined working temperature range to render the plastic lens substantially athermalized over the range.

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