SVBONY SV171 Zoom Eyepiece 1.25" 8mm-24mm Zoom FMC for Telescope Black

Features 1 SVBONY Super wide Angle 1 25 8mm 24mm zoom eyepiece 2 The zoom eyepiece allows you to change magnification power without swapping out eyepieces 3 7 Element 4 group made of high index glass deliver sharp high contrast vistas 4 A simple twist of the zoom eyepiece housing changes the focal length from 24mm to 8mm providing a variety of viewing magnification powers 5 Exceptionally long 18mm 19 5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses 6 Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal 7 Blackening lens edges anti reflection threads for maximum contrast Specification 1 Brand SVBONY2 Model SV1713 Focal Length 8 24mm4 Eye Relief 18 19 5mm5 Apparent Field of View 38° 56°6 Barrel Size 1 25inch7 Lens Structure 7 Element 4 Group8 Filter Threads Standard 1 25 Filter Thread M28 5 x 0 6 9 Coatings Fully Multi Coated10 Blackening Lens Edges Yes11 Barrel Safety Recess Yes12 Eyecups Twist Up13 Eyecups Material Metal14 Net Weight 300g 10 58oz 0 66lbPackage includes 1 x SV171 Black 1 25in 8 24mm Zoom Eyepiece 2 x Rubber Dust Cover1 x Mirror ClothDetails picture