Telescopes for Adults Astronomy, High Power 1.25" Light Pollution Inhibition Lens Filter for Astronomical Telescope Monocular Eyepiece Lens

Monoculars Telescope astronomical binoculars adults high power for indoor and outdoorSpecification: Item Type: Astronomical Telescope Filter Material: Aluminum Alloy Color: Black Size: Approx. 31.7mm/1.25 Inch Weight: Approx. 27 g Application: for astronomical telescope Package List: 1 x Astronomical Telescope Filter

• size, lightweight and portable.
• Having obvious effect to eliminate harmful city light.
• Using nanometer coating system to ensure that the film layer high temperature resistant, corrosion resistant, not easy to fall off and other characteristics of uniform coating.
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• Using international standard discusion thread for a variety of astronomical telescope with British thread standard. Align the filter thread to the rear thread of the eyepiece, rotate the filter lens into the eyepiece, and then watch and use it.