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Key Features
- Enhances Views Through Achromatic OTAs
- Combines Fringe Killer & Moon/Skyglow
- For Planetary and Deep-Sky Viewing
- Ideal for Mars Observation/Photography
Eliminate color fringing and darken the sky when looking through your achromatic telescope with the 2" Alpine Astronomical Baader Semi-APO Eyepiece Filter to make it perform more like an apochromat.
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