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LINK-GEAR MECHANISM OF A CAMERA LENS DIAPHRAGM |
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Ansicht vergrößern
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Beschreibung
Segments 4 turn about fixed axes A of lens mount 2 and have pins a entering slots b of ring 3. When ring 3 is turned by lever 1, segments 4 are turned about points A to open or close the aperture of the camera lens. |
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