Neutral Density Filter 2" ND 0.9 Hybrid twist-up eyecups

twist-up eyecups

The same goes for visual stargazing

while the air-spaced doublet lens design minimizes chromatic aberration for clean

birdwatching

5-inch) and azimuth (13-inch) bearings provide smooth and precise motion

Neutral Density Filter 2" ND 0.9 Hybrid twist-up eyecupsThe neutral density filter transmits light uniformly across the entire visual spectrum. It serves as an excellent filter to reduce glare and irradiation when observing the Moon with any telescope 4"(10. 2cm) and larger. The ND96 filter may also be employed in the splitting of close double stars where one of the binary pair significantly exceeds the other in brightness. Color Filter #ND96 Moon Filter (0. 9 density; 13% transmission)