Description

102mm objective lens diameter and f/7 focal ratio telescope OTA; large objective lens brings more lights into the scope body and you will get more bright and clear image Doublet air spaced achromatic S-FPL51 ED glass provides you less chromatic aberration image,Ultra-wideband coating: On every glass/air surface, we use the best multi-coating to ensure maximum contrast. Crisp Image;Super Multi-coated ultra wide band multi-layer coating technology;102mm aperture optics and retactable lens hood deliver bright wide-field images with sharp resolution 90mm back focus; it comes with dual focus rack and pinion focuser with focus knob cover; you can get precious focus easily Package includes;102mm refractor OTA;2 inch to 1.25inch adapter;Metal hoop and dovetail;objective focuser wheel cover;.