Multi-aperture electromagnetic camera shutter

Details Multi-aperture electromagnetic camera shutter Multi-aperture electromagnetic camera shutter

1991-07-25

1992-09-22

Hix, L. T.

354231, 3542341, 3542581, G03B 708, G03B 908

Patent

active

051501490

ABSTRACT:
A single electromagnet and a single permanent magnet to actuate a shutter blade and a plurality of aperture blades, that form a plurality of aperture openings. A magnet is coupled to an electormagnet and an aperture adjustment mechanism. The magnet rotates in one direction to set the aperture opening and then rotates in the opposite direction to actuate a shutter blade.

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