SkyWatcher 7-21mm Zoom Eyepiece

SkyWatcher 7-21mm Zoom Eyepiece:
SkyWatcher 7-21mm Zoom Eyepiece is a lightweight, compact, durable zoom eyepiece which enable user to have maximum detail of the observe object. This eyepiece works with Skywatcher telescopes and other optical instruments that accept 1.25" eyepieces. The high quality 7-21mm zoom eyepiece in 1.25" format. This eyepiece allows you to change focal lengths without swapping and changing eyepieces. Its High grade coated lenses enhance light intensity and deliver brighter images with better contrast and increased resolution. The 1.25" barrel is filter threaded to accept standard 1.25" filters. It allows user to find an object at low power and then zoom in until you reach the desired magnification. The knurled rubber grip and non-click stop adjustment mechanism will ensure that the observer can smoothly find the best magnification and field of view that the target object and seeing conditions will allow. The fold back rubber eyecup is provided to help eliminate stray light. With a long eye relief of 16 to 33mm with twist-up eyecup for comfortable viewing for users with or without wearing glasses.

Features: SkyWatcher 7-21mm Zoom Eyepiece

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