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- 07:01, 12 September 2011 diff hist +62 Light and Telescopes
- 06:59, 12 September 2011 diff hist -40 Light and Telescopes →Some Properties of your Eyes
- 06:57, 12 September 2011 diff hist +3 Light and Telescopes →Telescopes
- 06:56, 12 September 2011 diff hist 0 N File:Airy-pattern.png current
- 06:56, 12 September 2011 diff hist -1 Light and Telescopes →Telescopes
- 06:55, 12 September 2011 diff hist +2,047 Light and Telescopes →Telescopes
- 06:23, 12 September 2011 diff hist +269 Light and Telescopes →Telescopes
- 06:21, 12 September 2011 diff hist -252 Light and Telescopes →Experimenting with a Lens
- 06:18, 12 September 2011 diff hist +693 Light and Telescopes →Telescopes
- 06:11, 12 September 2011 diff hist +296 Light and Telescopes
- 06:02, 12 September 2011 diff hist 0 N File:Telescope optics.jpg current
- 06:02, 12 September 2011 diff hist 0 N File:Spoke sm.jpg current
- 06:01, 12 September 2011 diff hist 0 N File:Resolution sm.jpg current
- 06:01, 12 September 2011 diff hist 0 N File:Eye optics.jpg current
- 06:01, 12 September 2011 diff hist 0 N File:Cross and spot.jpg current
- 06:00, 12 September 2011 diff hist +35 Light and Telescopes
- 05:57, 12 September 2011 diff hist +18,534 N Light and Telescopes Created page with " == Introduction == Until photography was developed at the beginning of this century, the eye was an astronomer’s primary instrument. With it we discovered the Sun, the large..."
- 04:21, 12 September 2011 diff hist +76 Elementary Astronomy Laboratory Activities
- 04:18, 12 September 2011 diff hist +31 Our Dynamic Sun
- 04:16, 12 September 2011 diff hist +7 Our Dynamic Sun
