Assertion: digital camera's shutter | /r/HasProperty | released
Facets:
Source sentences:
text: The leaf-type uses a circular iris diaphragm maintained under spring tension inside or just behind the lens that rapidly opens and closes when the shutter is released.
text: When the shutter is released, the mirror swings up and away allowing the exposure of the photographic medium and instantly returns after the exposure.
text: The rear element of any SLR lens must have clearance for the camera's reflex mirror to move up when the shutter is released; with a wide-angle lens, this requires a retrofocus design, which is generally of inferior optical quality.