| 摘要 |
A lens testing apparatus is provided to test a lens of an image photographing device such as a camcorder or a digital camera in a desired position from infinite light to near-field light zoom track. A lens testing apparatus comprises a light source(10), a moving lens(20) and a moving control unit(30). The light source is installed inside a main body. The moving lens is installed inside the main body to move along an optical axis. The moving control unit controls the moving position of the moving lens.
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