Focal-Plane Shutter

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focal-plane shutter

[′fō·kəl ‚plān ′shəd·ər]
A camera shutter consisting of a blind containing a slot; the blind is pulled rapidly across the film, exposing it through the slot.

Focal-Plane Shutter


a camera shutter positioned near the focal plane of the lens, consisting of two opaque blinds that form a slit of variable width or a single blind with a slit cut in it.

References in periodicals archive ?
0,with aspect ratio of 3:2 Shutter *** Type Electronically-controlled, focal-plane shutter Shutter speed 1/4000 sec.