The 2 inch diagonal features dielectric coatings with 93 percent reflectivity across the visible spectrum and a 1/10 wave mirror for bright and true images;
It fits all rear cells of Schmidt-Cassegrain telescopes equipped with a big 2 inch focuser and can use with refractor telescopes with not included SCT adapter which you can find in our store;
Improved attachment design features a brass clamping ring which does not mar and provides a more secure connection;
Astromania SWA 70 Degree Eyepieces with ED Optics: Astromania eyepieces provide a high contrast image at all times the built-in ED element making this possible; the 70 degree wide angle optics mean you always enjoy a huge field of view
ED Element High-contrast Optics: The first time you observe an object through one of these eyepieces; you will almost certainly be struck by the brilliance clarity and depth of colour in the image