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SVBONY 1.25inch Telescope Zoom Eyepieces 7-21mm/8-24mm/10-30mm FMC Fully Metal For Sale





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SVBONY 1.25inch Telescope Zoom Eyepieces 7-21mm/8-24mm/10-30mm FMC Fully Metal:
$49.99

SVBONY super-wide angle 1.25" zoom eyepiece. The zoom eyepiece allows you to change magnification power without swapping out eyepieces. 5-Elements / 3-groups made of high index glass deliver sharp, high contrast vistas. A simple twist of the zoom eyepiece housing changes the focal length from 30mm to 10mm, providing a variety of viewing magnification powers. Exceptionally long 17mm-18.5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses. Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal. Blackened lens edges, anti-reflection threads for maximum contrast. Model SV135 SV170 SV171 Focal length 7-21mm 10-30mm 8-24mm Eye Relief 18mm - 16.3mm 17-18.5mm 18-19.5mm Zoon Type Linear Lens structure 6PCS / 4group 5 -Elements/-3Groups 7-Elements/4-Groups Interpupillary Dist. 15mm Barrel Size 1.25" 1.25" 1.25" Field of view 57° ~ 40° 33°-51° 38°-56° Coatings Fully Multi-Coated-Green Fully Multi-Coated Fully Multi-Coated Rubber Eye Guard Yes Blackened Lens Edges Yes Yes Barrel Safety Recess Yes Yes Eyecups Meterial Metal Metal Metal Eyecups Twist-Up Twist-Up Thread Size M28.5*0.6 M28.5 x 0.6 M28.5 x 0.6 Net Weight 133g / 4.67oz 198g / 6.98oz / 0.44lb 300g / 10.58oz / 0.66lb 7mm to 21mm Features: Fully multi-coated Premium eyepiece zooms to any focal length between 7 mm and 21mm Zoom from low to high power in an instant with this versatile eyepiece Compatible with any telescope that accepts 1.25î eyepieces 6 -Element 4-Group premium optical design Comfortable 18mm - 16.3mm eye relief more comfortable, especially for eyeglass wearers Package Includes: SVBONY SV135 7-21mm 1.25 inch Eyepiece Lens Covers (Objective and Eyepiece) Lens Cleaning Cloth 10mm-30mm Features: SVBONY super-wide angle 1.25" zoom eyepiece. The zoom eyepiece allows you to change magnification power without swapping out eyepieces. 5-Elements / 3-groups made of high index glass deliver sharp, high contrast vistas. A simple twist of the zoom eyepiece housing changes the focal length from 30mm to 10mm, providing a variety of viewing magnification powers. Exceptionally long 17mm-18.5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses. Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal. Blackened lens edges, anti-reflection threads for maximum contrast. Package Includes SV170 Black 1.25in 10-30mm zoom eyepiece Two Rubber Dust cover Mirror Cloth 8mm-24mm Zoom Features: SVBONY Super-wide Angle 1.25" 8mm-24mm zoom eyepiece. The zoom eyepiece allows you to change magnification power without swapping out eyepieces. 7-Elements / 4-groups made of high index glass deliver sharp, high contrast vistas. A simple twist of the zoom eyepiece housing changes the focal length from 24mm to 8mm, providing a variety of viewing magnification powers. Exceptionally long 18mm-19.5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses. Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal. Blackened lens edges, anti-reflection threads for maximum contrast. Package Includes SV171 Black 1.25in 8-24mm Zoom Eyepiece Two Rubber Dust Cover Mirror Cloth about svbony
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