SV245 Black Astronomy Multi-Interface Zoom Eyepiece 50-70 Degree Field of View Positioning Bead Parfocal Design Dual Interface Design Suitable for Professional Wide-area Deep Space or Planetary Visual Users

63°wide field; covering mainstream needs with a 63° wide field; this SVBONY SV245 zoom eyepiece delivers a perfect balance of portability and performance; Enjoy consistent; immersive views without losing field of view during zooming.Parfocal design for more efficient observation; this SVBONY SV245 planetary zoom telescope eyepiece features a parfocal design; eliminating the need for refocusing when changing magnifications; significantly saving your observation time.Precision at every turn; each focal length from 8mm to 16mm at this SVBONY SV245 zoom eyepiece is equipped with precise detents; ensuring smooth and accurate adjustments without any gaps.1.25" & 2" dual-lens design; ultimate flexibility; with both 1.25" and 2" lens interfaces; the SVBONY SV245 universal zoom eyepiece provides unmatched flexibility for your telescope setup.Say goodbye to astigmatism challenges; the SVBONY SV245 zoom eyepiece for telescope is compatible with all mainstream astigmatism correctors on the market; offering a seamless solution to visual focus issues caused by astigmatism.Dual-lens interface; versatile compatibility; the SVBONY SV245 zoom astronomical telescope eyepiece features a dual-lens interface design; offering both 1.25" and 2" options .Durable and portable; crafted from rugged Oxford fabric; SVBONY SV245 zoom eyepiece's storage bag is designed to withstand the rigors of daily use; Its exceptional wear resistance ensures it can handle friction and abrasion with ease.Perfect fit for everyone; the SVBONY SV245 zoom eyepiece's folding eye mask ensures optimal eye relief for glasses wearers; while non-glasses users can simply fold it down for a comfortable fit.