Method for casting glass-plastic lenses comprising allyl diglyco

Details Method for casting glass-plastic lenses comprising allyl diglyco Method for casting glass-plastic lenses comprising allyl diglyco

1979-05-14

1981-01-20

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

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

249134, 425808, B29D 1100

Patent

active

042462070

ABSTRACT:
A process for producing laminated glass-plastic lenses utilizing optically finished glass-ceramic mold components having specified thermal expansion, strength and thermal conductivity characteristics in a direct casting procedure wherein the lenses are cooled in the molds after curing to provide high selections of physically durable lenses.

REFERENCES:
patent: 2233057 (1941-02-01), Luce
patent: 2304663 (1942-12-01), Smith et al.
patent: 2640227 (1953-06-01), Johnson
patent: 3322598 (1967-05-01), Marks et al.
patent: 3423488 (1969-01-01), Bowser
patent: 4091057 (1978-05-01), Weber
Glass, Its Industrial Applications, C. J. Phillips, Reinhold, N.Y.C., pp. 191-195.

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