More details can be observed on the lunar surface.
Transmits only 13 percent of the incoming light and improving contrast!
The clear aperture is as large as 1.22in(30mm). It Delievers light in perfectly neutral color.
All Study Aluminum Construction and Optical glass filter lens. Standard filter threads on both sides. So you can mount other filters together when using this filter,
Comes in a sturdy plastic case - proect the eyepiece from dust and moisture
Product Details
Package Dimensions 4.6 x 3.1 x 0.9 inches
Item Weight 2.4 ounces
Shipping Weight 2.4 ounces
Item model number GOPA001