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The Robtics ND4 Grey Filter reduces the amount of light with 75% passing only 25% to the eye or camera. This solves the blinding effect when looking at the moon through a telescope.
The filter can be screwed in the bottom of any 1.25 inch sized eyepiece, diagonal, barlow or accessory that has internal filter threading.
Specifications
- Moon filter
- Neutral Density: ND0.6
- Reduction Factor: 4
- Transmission: 25%
- Suitable for 1.25 inch eyepieces and accessories
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The Robtics ND4 Grey Filter reduces the amount of light with 75% passing only 25% to the eye or camera. This solves the blinding effect when looking at the moon through a telescope.
The filter can be screwed in the bottom of any 1.25 inch sized eyepiece, diagonal, barlow or accessory that has internal filter threading.
Specifications
- Moon filter
- Neutral Density: ND0.6
- Reduction Factor: 4
- Transmission: 25%
- Suitable for 1.25 inch eyepieces and accessories
- Filter Application
- Visual*~Photographic
- Filter Type
- Lunar/Planetary
- Filter size
- 1¼ inch (31.75mm)
This Dutch manufacturer is known for high value modern telescope accessories with great price-quality ratio. Established to provide competitive products for amateur astronomers, they specialize in gear that enhances stargazing and astrophotography experiences. Their dedication to customer service and knowledge ensures that amateur astronomers receive excellent support in their purchases.