SV135 Zoom Eyepiece, 7-21mm 1.25'' Telescope Eyepiece, 6 Element 4 Group Bundle with SV216 3X Barlow Lens, 4-Elements APO Apochromatic Barlow, Telescope Accessories for Planetary Visual Observation

SV135 Zoom Eyepiece, 7-21mm 1.25'' Telescope Eyepiece, 6 Element 4 Group Bundle with SV216 3X Barlow Lens, 4-Elements APO Apochromatic Barlow, Telescope Accessories for Planetary Visual Observation

• Constant 3x magnification: maximize your viewing experience with the SVBONY SV216 barlow lens for telescope; Designed to deliver a constant 3x magnification; this lens expands your field of view; allowing you to explore celestial wonders in greater detail
• 1.25-inch interface: versatile and easy to use: compatible with standard 1.25-inch eyepieces; filters; and zenith mirrors for effortless setup and use; Pair it with a barlow lens 3x for enhanced magnification
• FMC: each of the four lenses is coated with multiple layers of enhanced coatings; ensuring superior light transmission and minimal distortion; achieve enhanced magnification
• 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
• 18mm - 16.3mm comfortable eye relief; especially for eyeglass wearers ;designed primarily for viewing landscapes and astronomical observations of lunar surfaces; planets; nebulae; clusters; and diffuse nebulae