Oculaire Zoom SVBONY SV191 Super Grand Angle 7.2-21.6mm - SVBONY facebook Compatible with all telescopes using

Compatible with all telescopes using 1

Visible Field: 303 feet at 1000 yards (101 meters at 1000 meters)

30mm Quel est le champ de vision

Jupiter and Saturn

Conçues pour les passionnés d'observation de la nature et d'ornithologie

Oculaire Zoom SVBONY SV191 Super Grand Angle 7.2-21.6mm - SVBONY facebook Compatible with all telescopes usingOptimize your observation sessions with the SVBONY SV191 zoom eyepiece. This 7. 2 21. 6mm super wide angle eyepiece allows you to easily adjust the magnification power without having to change eyepieces, making it ideal for both astronomy and use with riflescopes. Characteristics Advantages Compatibility Delivered elements Focal length: 7. 2 21. 6 mm Eye relief: 18 20 mm Apparent field of view: 42 65 Field diameter: 16 mm Lens structure: 7 elements, 4