SVBONY SV503 ED 80mm F7 Doublet Refractor OTA Telescope for Exceptional Viewing and Astrophotography:
Rugged casing prevents damage;
Smooth and elegant dual-speed focuser slider;
Ed glass (S-FPL51) can produce very beautiful and clear images;
The fully multi-coated lens eliminates all reflections on the glass and has little to no chromatic aberration at high magnification.
The appearance of the telescope is baked with high-end fine-grain paint, with exquisite appearance and delicate feel
The objective lens features an S-FPL51 extra-low dispersion glass ED element, which eliminates chromatic aberration. This results in the best color correction for a dual ED lens.
The lens adopts optical processing and low polishing technology, which is carefully carved
The deceleration ratio of the two-speed 2'' serrated focusing seat is 1:10, making it easy to achieve precise focusing
Metal ring ring and 2'' to 1.25'' adapter, you can use it with 2'' and 1.25'' focuser