Production of optical elements

Details Production of optical elements Production of optical elements

2006-04-05

2011-10-04

Vargot, Mathieu D. (Department: 1742)

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Light polarizing article or holographic article

C156S099000, C264S001700, C264S002700

Reexamination Certificate

active

08029705

ABSTRACT:
A method of making an optical element that includes a thermoplastic power portion, the method including laminating a first thermoplastic sheet to one side of a functional film, laminating a second thermoplastic sheet to a second side of the functional film, and affixing either the first thermoplastic sheet or the second thermoplastic sheet to the power portion, with the other of the first or second thermoplastic sheets being open to atmosphere.

REFERENCES:
patent: 3560076 (1971-02-01), Ceppi
patent: 3711417 (1973-01-01), Schuler
patent: 6165392 (2000-12-01), Kobuchi et al.
patent: 56-13139 (1981-02-01), None

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