Astromania 1.25" Color/Planetary Filter - #38A Dark Blue - Bundle with - 1.25" Collimating Cheshire Eyepiece Short
Special Features
- Fits in 1.25 inch focusers and easy to use; simply cap the telescope; remove the diagonal and place the eyepiece directly in the focuser
- For aligning optics of Newtonian reflectors; dobsonian reflectors and Schmidt-Cassegrain Telescopes
- The short collimator for mirror telescopes has a 45 degree plate for easier visual accuracy
- Metal filter cell threads directly into the 1.25- inch barrel of your telescope eyepiece
- Especially useful for large aperture telescopes through which the light of the Moon can be extremely overwhelming
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