Photographic filter holder with threaded adapter

Details Photographic filter holder with threaded adapter Photographic filter holder with threaded adapter

1979-10-18

1981-11-24

Henry, Jon W.

G02B 700

Patent

active

043020780

ABSTRACT:
A filter holder having a plurality of slots therein for receiving filters, photographic effect sheets, or the like, and an adapter which is removably retained in one of said slots for threadably engaging a threaded front portion of a photographic lens. A lens cover element is provided which snapingly engages in the filter holder, and a rotatable filter is engaged in the filter holder and retained by the adapter, the filter being rotatable even in its engaged condition. A lens shade is provided which snapingly and removably engages the filter holder.

REFERENCES:
patent: 2197184 (1940-04-01), Kemp
patent: 3940775 (1976-02-01), Bodnar
Kodak Filter Info.
Hoya Filter Info.

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