File:Optical train.jpg
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Size of this preview: 800 × 499 pixels. Other resolutions: 320 × 200 pixels | 640 × 400 pixels | 1,024 × 639 pixels | 1,280 × 799 pixels | 2,725 × 1,701 pixels.
Original file (2,725 × 1,701 pixels, file size: 515 KB, MIME type: image/jpeg)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:33, 10 September 2009 | | 2,725 × 1,701 (515 KB) | commons>JackFrozen | {{Information |Description = optical train |Source = http://www.freepatentsonline.com/6707031.html |Date = 11/9/2009 |Author = JackFrozen |Permission = http://www.freepatentsonline.com/6707031.html |other_versions = |
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