Focal-Plane Shutter

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focal-plane shutter

[′fō·kəl ‚plān ′shəd·ər]
(optics)
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 ?
Electronically controlled vertical-run focal plane shutter
These kinds of shots were difficult with conventional stereo cameras, but are routine with the Horseman 3D because of a unique 24x65mm size electronically controlled focal plane shutter that allows perfect synchronization of right and left images up to 1/1000sec.
Later, leaf, drop, and focal plane shutters and more light sensitive ("faster") emulsions made it possible to stop movement, and the development of strobe and flash techniques opened up the world of high speed photography, permitting observation of phenomena which occurred at speeds beyond the range of perception of the human eye.