| 摘要 |
PURPOSE: An optical system for a camera is provided to enlarge a primarily imaged image with an enlargement lens and again photographs the enlarged image by a camera lens. CONSTITUTION: A first lens part(10) includes a view angle control unit, a iris unit, a lens group, and a focusing unit. The view angles control unit controls a photographing view angle. The iris unit controls the photographing depth. The lens group photographs an image. The focusing unit controls the focus. A second lens unit(30) enlarges an image which is imaged in the first lens unit. An adaptor unit(20) photographs an image through the first lens unit.
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