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  • 17:39, 19 October 2017 (diff | hist) . . (+1,972)‎ . . N User:EthelBackhouse ‎ (Created page with "What's an achromatic lens?<br><br>An achromatic lens or Achromat is a lens that is created with the goal of limiting the effects of lens(chromatic and spherical) aberration. A...") (current)

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