Lens installation in an optical device

Details Lens installation in an optical device Lens installation in an optical device

1991-09-10

1993-03-02

LaRoche, Eugene R.

Optical: systems and elements

Lens

With support

359822, G02B 702

Patent

active

051914816

ABSTRACT:
A lens unit having a hollow holder and a lens member coupled in the hollow holder in which the lens member has an outer surrounding wall portion integrally formed with the lens member, the outer surrounding wall portion extending along an axis of the lens member, and an outer surface of the outer surrounding wall portion being coupled with an inner wall surface of the hollow holder, whereby the lens member can be prevented from falling or rolling when it is installed in the hollow holder.

REFERENCES:
patent: 2612091 (1952-09-01), Weiss
patent: 3059534 (1962-10-01), Keznickl
patent: 3751139 (1973-08-01), Malherbe
patent: 4179191 (1979-12-01), Freudenschuss
patent: 4298262 (1981-11-01), Nozawa
patent: 4371245 (1983-02-01), Iwata
patent: 4582350 (1986-04-01), Okajima
patent: 4910544 (1990-03-01), Nomura
patent: 4964697 (1990-10-01), Fuziwara
patent: 5066103 (1991-11-01), Kodaka

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