Svbony SV193 2" 0.8x Focal Reducer/Flattener for SV503 102mm ED Refractor

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:  Focal reducer and field flattener is one of the essential accessories for astrophotography; SV193 2 inch 0.8x focal reducer and field flattener for the Svbony SV503 102mm ED refractor telescope With the advanced SV503 102mm ED Refractor; SV193 0.8x focal reducer can take dazzling celestial photos without worrying about the distortion of the star points on the edge of the photo The front end is a standard 2-inch socket to connect to the main lens; and the back end is M48x0.75 threaded to connect to the camera bayonet; support Full Frame Camera Accepts 2 inch filters; includes standard 2 inch filter thread to add light pollution filter you need The 0.8 times defocusing system shortens the exposure; it can meet the needs of astrophotographers who need sufficient exposure in a short time   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 Model SV193 SKU  W9152A W9152B W9152D Back focus 55mm Barrel size M54x0.75 2-inch 2-inch Threads Standard M48*0.75 M48*0.75 M48*0.75 Lens Structure 3-Elements/3Groups 3-Elements/2Groups 3-Elements/2Groups Lens Coating FMC FMC FMC Blackened Lens Edges Yes Yes Yes Net Weight  273g / 9.63oz / 0.6lb 164g / 5.78oz / 0.36lb 177g / 6.24oz / 0.39lb   What's included Svbony SV193 2" 0.8x Focal Reducer/Flattener for SV503 102mm ED Refractor