User contributions
- 02:33, 19 October 2017 (diff | hist) . . (-21) . . m User:Reed564320 (current)
- 22:20, 18 October 2017 (diff | hist) . . (-158) . . m User:Reed564320
- 18:14, 18 October 2017 (diff | hist) . . (+2,075) . . N User:Reed564320 (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 consequences of lens(chromatic and spherical) aberra...")
