| 摘要 |
<p>Photographic camera comprises several slidable or pivotable lenses which can be moved selectively into the light path, and a shutter (5) between the lenses. In the light path between the film plane and the side of the lens facing towards the film plane is a light protector flap (1) which is pivoted away immediately before opening of the shutter in accordance with the release mechanism (7), and pivoted back against after exposure. The flap is pref. pivoted away by the release mechanism and by a transmission member (4) between it and the release mechanism, locked in the open position, and unlocked by a closure member of the shutter. The arrangement completely excludes light.</p> |
