Lens holder

Details Lens holder Lens holder

1993-12-14

1996-01-09

Epps, Georgia Y.

Optical: systems and elements

Lens

With support

425577, G02B 702

Patent

active

054833833

ABSTRACT:
A lens holder having a cylindrical lens frame which holds at least one pair of lenses, wherein said lens frame is provided with a lens abutting surface which comes into contact with a first lens to restrict an axial position thereof. The first lens is provided with a positioning reference surface against which the second lens abuts to determine the axial position thereof. A molding die assembly which is used to mold the lens frame is also disclosed.

REFERENCES:
patent: 3784287 (1974-01-01), Grey
patent: 3904276 (1975-09-01), Whitaker
patent: 4026983 (1977-05-01), Stockwell
patent: 4303306 (1981-12-01), Ookawa
patent: 4668047 (1987-05-01), Okura
patent: 4886342 (1989-12-01), Kudo
patent: 5117311 (1992-05-01), Nomura
patent: 5157430 (1992-10-01), Ogawa
patent: 5177641 (1993-01-01), Kobayashi et al.
patent: 5257145 (1993-10-01), Kanazawa et al.
patent: 5264966 (1993-11-01), Okada

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