Wide Angle Eyepiece Planetary Eye Lens Astronomical Telescope Eyepiece 20MM K0K9 For Sale
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Wide Angle Eyepiece Planetary Eye Lens Astronomical Telescope Eyepiece 20MM K0K9:
$34.83
68 degree apparent field offers expansive views of the moon, star clusters and the Milky Way; coated with broadband anti-refelction green film to help getsharpness, high contrast and orthoscopic images; it fits for standard 1.25'' eyepiece any astronomical telescope.
Feature:68° ultra wide angle is more powerful to get bright and expansive views.Broadband anti-reflection green film optical lens achieve clear and orthoscopic image.Fitting for standard 1.25'' of eyepiece of any astronomical telescope.Anodized aluminum housing and internally blackened to eliminate light scattering and contrast.Rubber eye guard to block stray light, and fold down it to provide convenience for eyeglass wearers.
Specification:Diameter: 6mm / 9mm / 15mm / 20mm (optional)Field angle: 68°Exit relief: 17mmCoating: Broadband Anti-reflection Green FilmMaterial: Aluminum alloyPackage weight: 153g / 5.4oz
Package List: Y11001-201 * Eyepiece
