Alstar 1.25 inch 2X Barlow Lens - MultiCoated Metal Telescope Accessories with M42 Thread Camera Connect Interface for Telescopes Eyepiece,Two Fixing Thumbscrews
The body is full metal constructed and precisely CNC-machined, 1.25-Inch Telescope Eyepiece Extension Tube- It provides extra focuser back travel which is often needed for short-range terrestrial viewing or astrophotographic applications.
Double the power of 1.25" telescope eyepiece with the Barlow Lens - for 1.25" eyepieces from Celestron, Orion , Sky-Watcher, Meade and most brands of telescope.
Barlow element separates from extension tube and threads directly into a 1.25" eyepiece for 2x increase in magnification. The hight-quality barlow lens provide a high-power magnification allow you look more closely and more detailed at the moon's surface and other planet.
Quality aluminum stock and black anodized body with M42x0.75mm Thread: Work as a T-adapter,connect DSLR/SLR camera to telescope easily via a separate sale T-ring adapter.
There may be a problem with some T-adapters that some telescopes will not focus properly without barlow to get infinity focus,the barlow lens will solve the problem. Allows connection of a SLR/DSLR camera or mirrorless camera to a telescope and works as a camera lens to capture images of the night time sky.