1.25 Inch Moon Filter - Neutral Density Optical Glass Eyepiece Filter with Metal Frame for Astronomy & Planetary Observation - Perfect for Telescopes & Stargazing

Product Description

Moon Filter 1.25 Inch Neutral Density Filter with Metal Frame Optical Glass for Astronomical Eyepiece Planets optical glass filterFeatures:Moon filter installation size is 1.25 Both sides have a 1.25 "threaded interfaces, which can be connectedto any 1.25 " eyepiece and other adapters. The moon filter optical glasses only transmitted 13% of the incident light, which enhances the contrast and can distinguish the details on moon, which is very suitable for small telescopes. It can prevent the glares of the moon and reduce the brightness of the lights, so that we cansee morelunar features, such as gullies, mountain and valleys. Not only does it help you see moresurface features and details, but the moon filter can be used in combination with other filters, so you can learn them more comfortably. When the moon is in the fullmoons, it will produce dazzlings light. It is recommended that you use the moon filter to achieve the best viewing quality.Specifications:Material:Aluminum+Optical GlassSize:Approx.31.7mm/1.25inchLens optical glassFrame size: 1.25 inches (about 31.7mm)Frame metal-aluminumThread specification: internal and externalM28.6x0.6mmNet weight: 8gGross weight: 18g1.25 inch moon filter aluminum frame light pollution filter for eyepieces optical glass reduces moon brightness, enhances contrast and ability to discerns moonsurface details.Easy to install, both sides are 1.25 "threaded interfaces, can be connectedwith any 1.25" eyepiece. Aluminum alloy frame and optical glass. rust-proofsurface, can be used for a long time.Package Includes:1x Moon FilterNote:①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflec