| 摘要 |
A photographic camera having an automatic exposure control circuit including a photocell lens assembly mounted for movement through an angle greater than ninety degrees, as the camera is rotated in either direction about its optical axis between a horizontally orientated picture taking attitude and a vertically orientated picture taking attitude, so as to compensate for variations in scene illumination received by the photocell lens assembly in the three attitudes, i.e., one horizontal and two vertical.
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