SVBONY SV135 Zoom Eyepiece 40-57 Degree FOV with SV188P Dielectric Mirror Star Diagonal Bundle with SV135 36°-52° FOV Zoom Eyepiece Telescope Accessories for Astronomic Telescopes Visual

SVBONY SV135 Zoom Eyepiece with SV188P Dielectric Mirror Star Diagonal, 1.25 Inch, Zoom 7 to 21mm Telescope Eyepiece, 6 Element 4 Group Telescope Accessories for Astronomic Telescopes Visual SVBONY SV135 1.25” Zoom Eyepiece, Zoom 7 to 21mm Telescope Eyepiece 5 Element 3 Group, Telescope Accessories for Astronomic Telescopes Visual Planetary Nebula

• SV135 7 mm to 21mm adjustable focal length;SV135 7-21mm zoom eyepiece equivalent to multiple eyepieces ;obtain higher magnification with short focal length;It could bring you a better observation experience in a comfortable situation with high-contrast imaging
• 1.25 inches nosepiece fits 1.25 inches telescopes; accepts standard 1.25in filters; eyepieces; Barlow lenses and other accessories with a 1.25in insert barrel
• SV188P 90 degree viewing angle; diagonal reflects the telescope’s light path 90 degree to provide a more comfortable viewing angle; best for observing objects overhead
• Fully multi-coated Premium eyepiece;The true fully multi-coated Premium eyepiece with superior edge and center sharpness than normal PLOSSL eyepieces; 6-Element 4-Group premium optical design for superior optical performance
• 36°-52° field of view; SV135 zoom eyepiece allows you to see different wide field of view under the same viewing conditions