Quick Test of SV503 80 ED Telescope with SV305 Camera
Quick test of the SV503 telescope in daytime, SV503 80 ED telescope working with SV305 camera and SV105 , SV205. You need extend tube or diagonal. READ MORE
SV503 80ED Telescope Unboxing
SV503 80 ED telescope unboxing, 2" telescope OTA with 1.25" adapter, metal hoop and dovetail, SMC band coating, SPL-51 ED glass. READ MORE
2020 New SV154 70 Degree Eyepieces
2020 New SWA eyepiece Svbony SV154 70 degree eyepieces for your astronomy telescope. READ MORE
Difference Between APO & Achromatic Lens Under Diffraction Ring
Test the APO and Achromatic, make sure the difference under diffraction ring, SV305 doublet is quality achromatic lens with SPL-51 ED glass. READ MORE