SVBONY SV503 80ED F7 Telescope Refractor OTA astro Professional semi

New SEALED SVBONY SV503 80ED F7 Telescope Refractor OTA astro Professional semi Achromatic Fast Free Shipping! Product Details Extra-low Dispersion glass; SV503 Telescope OTA is designed with ED glass; will give you the crystal clear image;SV503 80ED telescope produces an especially colour true and high contrast image; just right for more discerning observers Dual-speed rack and pinion focuser;The gear ratio of the dual speed 2-inch toothed focuser is 1: 10; which makes it easy to achieve accurate focus Top-quality Material; The appearance of the SV503 OTA is baked with high-end fine-grained paint; with exquisite appearance and delicate feel;all machined by CNC all optical surfaces multi-coated; The whole optical lens adopts the technology of ultra-wideband multilayer coating; 80mm aperture; fully multi-coated ED optics deliver outstanding views; day or night Areas of application; 80mm F7 astronomy telescope SV503 would be better begin for astronomy amateurs to do astrophotography Model SV503 Aperture of objective lens 80mm Focal length 560 mm Focal ratio F7 ED Glass S-FPL51 Lens Coated Ultra-wideband coating（SMC） Objective Lens type Double separation lens structure Limit magnitude 11.6 Light-gathering Power 130.6x Resolution 1.5 Arcseconds Tube Material Aluminum Focuser 2 inch Dual speed focuser Reduction ratio 1:10 Shipping Your order will be shipped within 1-2 business day once we receive your payment during working days. The Shipping to USA usually takes about 3-7 business days to deliver, if haven't receive it after 7 business days since you paid it, we will provide you the solution.

Returns Accepted for this item if it's within 30 Days