Revision history of "User:WQURaymundo"

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  • (cur | prev) 22:57, 18 October 2017‎ WQURaymundo (talk | contribs)‎ . . (2,040 bytes) (+2,040)‎ . . (Created page with "What's an achromatic lens?<br><br>An achromatic lens or Achromat is a lens that's produced for the purpose of limiting the effects of lens(chromatic and spherical) aberration....")
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