Camera having a screen adjustment frame

Details Camera having a screen adjustment frame Camera having a screen adjustment frame

1997-02-06

1998-05-12

Lee, Eddie C.

Photography

Variable frame masking

396436, G03B 1700

Patent

active

057521166

ABSTRACT:
A camera includes a cartridge mounting chamber, a film take-up chamber, a photographing unit provided between the cartridge mounting chamber and the film take-up chamber. The photographing unit includes a lens housing having a front housing portion holding a lens and a rear housing portion defining a diverging light passage, and a screen adjustment frame having an opening and a frame part confining the opening. The frame part is movable rearward and forward along a direction of the light passing through the diverging light passage for confining the light to pass through the opening. The camera has a device for moving the screen adjustment frame responsive to loading of a film cartridge in the cartridge mounting chamber.

REFERENCES:
patent: 3368467 (1968-02-01), Hahn
patent: 3836932 (1974-09-01), Lohl et l.
patent: 4597653 (1986-07-01), Seely et al.
patent: 4716427 (1987-12-01), Shyu
patent: 5010357 (1991-04-01), Misawa
patent: 5598245 (1997-01-01), Masaru et al.

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