SVBONY 2 inch telescope moon filter is especially useful to owners of large-aperture scopes;in which the Moon's brightness can be overwhelming. Maximum reduces glare for the observation of the moon and planets for a more comfortable and to increase the ability to catch faint details. Enhance lunar and planetary view. It can also be used for as a useful light pollution filter. Moon filter easier to observe. Good for eliminating the street light smog to deliver more clear and natural real image. It also will suppress sky glow from artificial lighting and background glow reflected when the moon is up. High quality metal frame with padded hard case. Fits for any standard 2 inch telescope eyepiece. The filters mainly improve contrast of lunar and planetary observation for take photos. Premium aluminum alloy frame and pure optical glass lens. The SVBONY 2" filter is required for all digital imaging with digital cameras; CCD cameras and an improved webcam; The UV IR Cut filter uses the latest coating technology to provide the great filter quality and use Lifetime; With a DSLR camera;CCD camera or telescope;it is definitely one of your great choices. Unparalleled 99% average transmission rate; minimizing ghosting caused by infrared radiation; resulting in sharper images. True optical quality glass substrates and coatings. Multi-layer coating with no ghosting; very low reflection; no streaks and plane parallel substrates; to deliver the sharpest images possible. High quality aviation aluminum. The filter frame is made of super aerospace aluminum alloy; ensuring its durable and durable CNC trapezoidal pattern frame; adding friction; beautiful appearance; rich texture and design sense. Filter ultraviolet and infrared. Standard 2 inch filter threads for 2 inch eyepieces and other accessories. Blocks UV and IR band light in mixed light sources;reduces signal effects in the UV and IR bands; and makes image quality more vivid.