Viewing scenery, bright heavenly body observation, nebula and other superpower eyepiece. Full multilayer coating film glass, with excellent image contrast and light transmission high definition eyepiece. Can increase the magnification of telescope set by using collapsible goggles and glasses. Broad 62 degree field of view, wrinkled rubber eye shield. Suitable for 1.25 inch/31.7mm astronomical telescope. Made of high quality metal and optical glass material, sturdy, and long service life.