| 摘要 |
<p>A shutter base plate is formed with a first shaft parallel to an optical axis of a photographic light flux, and a drive lever rotates around the first shaft to drive a first blade and a second blade. Amirror lever rotates around a second shaft parallel to the first shaft to drive a main mirror. A second cam gear rotates around a third shaft parallel to the first shaft to charge a mirror lever drive spring and a blade drive spring.</p> |
