Method and apparatus for making optical devices

Details Method and apparatus for making optical devices Method and apparatus for making optical devices

1987-06-01

1988-11-22

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Utilizing plasma, electric, electromagnetic, particulate, or...

249102, 249120, 249139, 264 22, 264 85, 425192R, 425454, 425472, 425808, B29D 1100

Patent

active

047864443

ABSTRACT:
An apparatus and method is described which is useful in manufacturing molded optical devices. The apparatus and method provide automatic alignment of the mold elements so that cylinder and prism free lenses are provided.

REFERENCES:
patent: 2373201 (1945-04-01), Smith
patent: 2424235 (1947-07-01), Hoffer
patent: 3422168 (1969-01-01), Bowser
patent: 4121896 (1978-10-01), Shepherd
patent: 4132518 (1979-01-01), Rips
patent: 4208364 (1980-06-01), Shepherd
patent: 4383672 (1983-05-01), Kreuttner
patent: 4469646 (1984-09-01), Rawlings

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