Stereoscopic zoom lens with shutter arranged between first...

Details Stereoscopic zoom lens with shutter arranged between first... Stereoscopic zoom lens with shutter arranged between first...

2006-03-28

2006-03-28

Garber, Wendy R. (Department: 2612)

Television

Camera, system and detail

Optics

C348S240300, C348S049000

Reexamination Certificate

active

07019780

ABSTRACT:
A lens unit and a camera capable of achieving stereoscopic television function and zoom function at the same time. More specifically, a lens unit (2) and a camera (1) each including at least a zoom lens (4), light quantity adjusting device (6or20), an electronic optical shutter provided on a stage of the zoom lens (4), and an optical shutter driving portion for controlling the electronic optical shutter (6) to open (6A,6B) in a predetermined pattern.

REFERENCES:
patent: 3890628 (1975-06-01), Gurtler
patent: 4190330 (1980-02-01), Berreman
patent: 4686572 (1987-08-01), Takatsu
patent: 5071229 (1991-12-01), Oaki et al.
patent: 5619266 (1997-04-01), Tomita et al.
patent: 5812189 (1998-09-01), Kimura et al.
patent: 6710801 (2004-03-01), Kubo
patent: 6807295 (2004-10-01), Ono
patent: 2001/0012053 (2001-08-01), Nakamura

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