- 1.25 inch moon filter reduce the amount of light entering the eyepiece and increase the eyepiece contrast
- The moon filter reduces the glare;allowing transmission of only 13 percent of the reflected ligh;which means you can see the surface more clearly and study the Moon in greater comfort
- Allow for maximum contrast of lunar detail enhances the contrast of the moon and planets in photographic images
- Neutral colored optical glass does not change the moon's natural color
- Have a standard 1.25 inch filter thread (M28.5 x 0.6);It's a great birthday christmas gift
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Model | F9165A | F9165B |
Size | 1.25'' | 2'' |
Thread | M28.5*0.6 | M48*0.75 |
Materials | Aluminum | Aluminum |
thickness | 2.4mm | 2.4mm |
- 1. Polarizing filters are made from optical glass, individually precision ground, highly polished
- 2. It allows maximum contrast of lunar detail, enhances the contrast of the moon and planets in photographic images
- 3. Progressively dim the view, increasing contrast for telescope eyepiece, generally not suitable for use in digital cameras with a high degree of automation