Place your order by 4:00 PM EDT Monday, May 2 and your order will ship the same day. For further details see delivery estimates in cart. All orders are subject to verification. International orders are processed the next shipping day.
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%.
In the Box
Celestron Moon Filter (1.25") - Reduces Excessive Light Reflected From the Moon for Better Viewing