How to make an Astronomical Solar Filter Part 1
9:58
How to make an Astronomical Solar Filter Part 2
5:03
How to make a lockable solar filter for a telescope
2:17
DIY Solar Filters for Telescopes and Cameras- OPT
5:31
DIY: How to make a Sun filter for telescope
3:20
Homemade Telescope Solar Filter (Meade/Celestron)
3:10
How to make a solar filter for your telescope.
1:38
How to make a solar filter for your camera using DVD-s
8:04