1.25" Optical filter #25 (Red) is perfect for observations of the Solar System planets and their satellites. With this filter you will be able to study the tiniest details of observed celestial objects. This filter is also suitable for daytime observations. 1.25"" Optical Filter #25 (Red) blocks blue and bluegreen parts of the spectrum and transmits up to 14% of visible light. This filter has a barrel diameter of 1.25"" so it can be used with telescopes of any brand
- Optical filter
- Lunar and planetary observations
- Color: Red
- Light transmission: 14%
- Made in the USA
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