SVBONY 25mm Telescope Eyepiece, Large Aperture Eyepiece, 40 Degree Field of View Plossl Eyepiece with Filter Threaded for Observing Moon Planetary Binary
25mm eyepiece ideals for all types of reflector telescopes;refractor telescopes and catadioptrics telescopes;threaded for use with 1.25" standard telescope eyepiece filters to deep-sky objects such as nebulas and star clusters
2 set of fours slices of multi layer film gluing lens;fully-multicoated achromatic design;eliminate chromatic aberration and increase lens permeability to get bright views with impressively high contrast
The inside of the adapter is fully threaded to minimize reflections; blackened edges and blackened interior is blackened to reduce scattering of stray light and maximize contrast
40-Deg apparent field of view for broad-field lunar observations of the Moon;planets;medium-sized star clusters;a wide range of cloudy nebulas and many deep space objects and deep-sky targets
Comes with soft rubber eyeguard;the sturdy plastic case-protects the eyepiece from dust and moisture and perfects for the bayonet mount properly.M28.5x0.6 threaded for the standard 1.25" astronomy filters and Barlow lens and astronomical devices
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SVBONY SV172 Lens Warmer, 240mm Lens Heater Warmer Dew, 3 Gear Regulator Temperature USB Universal Dew Heater Strip for Telescope Camera
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