(no ratings yet) Thanks for your rating!
Celestron Moon Filter (1.25") - Reduces Excessive Light Reflected From the Moon for Better ViewingProduct #26538 | SKU 94119-A |(no ratings yet) Thanks for your rating!
Celestron's Moon Filters are economical eyepiece filters for reducing the brightness of the moon and improving contrast, so greater detail can be observed on the lunar surface. The clear aperture is 21mm for the 1.25" filter. Transmission is about 18%.