File:2015-05-25 0820Incoming parallel rays are focused by a convex lens into an inverted real image one focal length from the lens, on the far side of the.png
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current | 00:41, 25 May 2015 | 948 × 531 (35 KB) | Lookang | include light ray parallel not entering lens | |
00:23, 25 May 2015 | 945 × 428 (32 KB) | Lookang | User created page with UploadWizard |
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