Astromania Zoom Eyepiece for Telescope, 8-24mm Wide Field Zoom Eyepiece Variable Power Design with T Thread for Astrophotography, Compatible with Telescope That Accept Telescope Eyepiece 1.25 Inch

There are a number of things that you will thoroughly enjoy as an owner of this Astromania 1.25 inch 8-24 mm Zoom Eyepiece which is specifically designed for both visual and photographic use Equipped with 40 degree to 60 degree field of view and non-click stop adjustment mechanism; ensuring that the observer can find the perfect combination of field of view and magnification that the target object and seeing conditions will allow Eyeglass wearers will find that the 15 mm to 18 mm eye relief combined with flip down rubber eye guard ensures that even they can easily take advantage of the many benefits provided by the high quality multi-coated optics and zoom capability Continuous focal length zoom of 8 mm to 24 mm for a wide range of magnification without the need to switch eyepieces; parfocal over entire range so no need to refocus as focal length is changed The eyepiece is threaded at the top for a T-adapter and at the bottom for 1.25 inch filters; enabling owners of any T-thread mountable camera to photograph the planets; the moon and high powered terrestrial targets at broad range of focal lengths