7-21mm zoom eyepiece 1.25 inch 31.7mm high power HD accessories
[Brand]: Star Trang Celestron
[Model]: Star Trang 7-21mm telescope zoom eyepiece
[focal length]: 7mm-21mm, stepless zoom, stepless zoom
[Coating]: Optical lens, FMC full green film, high definition
[Net weight]: 163g
[Gross weight]: 200g
[Size]: Standard 1.25 inch / 31.7mm universal accessories for astronomical telescope
[Applicable]: Heaven and earth dual-use, suitable for all astronomical telescope 1.25-inch port (31.7mm interface), used to view landscape and astronomical observation of lunar surface, planets, nebulae, star clusters, diffuse nebula and other celestial bodies, high brightness, large field of view, Very comfortable to observe; all-metal body, full-surface multi-layer coating, optical performance. A zoom eyepiece is equivalent to multiple eyepieces, high to low magnification, short to long focus, very high cost performance, easy to adjust multiples, very practical eyepieces.
The focal length of the 7-21 ZOM eyepiece is adjustable from 7-21MM, and the magnification is the focal length of the telescope objective lens divided by the focal length of the eyepiece. Professional-grade full-coating variable-magnification eyepieces, all-metal, providing 7-21 times continuous optical zoom function. This eyepiece has excellent optical effects and exquisite craftsmanship. The full FMC green film is the choice of astronomy enthusiasts!
Warranty period: 120 days
Filed under: Eyepieces & Accessories