Svbony SV503 ED 102mm F7 Doublet Refractor Telescope

Delivery: Ships from Svbony warehouse located in Hong Kong. The estimated delivery time is 10 business days. 30 days returns policy. Returns location: Rancho Cordova, California, United States.   Features: 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 Crisp Image; 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;a package with die-cut foam insert   Description California Residents: Please check Proposition 65 Warning Website about significant exposures to chemicals that cause cancer, birth defects or other reproductive harm. https://www.p65warnings.ca.gov/ Specifications Product Name SVBONY SV503 102F7 ED Astronomy Telescope Type Refractor ED Glass S-FPL51 Coating SMC Aperture 102mm / 4.01-Inch Focal length 714mm Focal Ratio f/7 Type of Focuser RAP (Rack and Pinion) Gear Reduction 1:10 Fine movement Resolving capacity 1.17" Limit value 12.1 Light gathering capacity 212x Max. Useful magnification 204x Tube weight（with rings） 5.5kg Tube outer diameter 121mm Tube material Aluminum Back Focus Length 101.9mm OTA Length 630mm Dovetail & Ring Yes Dovetail Length 200mm     What's included Svbony SV503 ED 102mm F7 Doublet Refractor Optical Tube Optical Tube Rings and Dovetail 2" to 1.25" eyepiece and accessories adapter Dovetail Finder Scope Base