Designed to reduce glare and light scattering, perfect for observation, allow you see the details.
2 colors provide more choices to suit for moon and sun.
Optical glass lens, provides clear and sharp image; Lightweight and solid anodized aluminum frame.
Standard 1.25inch size,suit for any 1.25inch diameter eyepiece. Double-threaded, allow to be stacked in various combinations.
Technical Specifications:
Size: 1.25inch (31.7mm)
Frame material: Aluminum alloy
Lens Material: Optical glass
Thread specifications: M28*0.6mm
Colour: black + green
Material: optical glass + aluminum alloy
Package Contents:
1 x Green Filter
1 x Black Filter
