Svbony SV193 0.8x Focal Reducer/Flattener for SV503 70mm ED Refractor
- Focal reducer and field flattener is one of the essential accessories for astrophotography; SV193 0.8x focal reducer and field flattener for the Svbony SV503 70mm ED refractor telescope
- With the advanced SV503 70mm 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 has M54 thread that connects directly to the SV503 70mm ED Refractor focuser; and the back end is M48x0.75 threaded to connect to the camera bayonet; support Full Frame Camera
- 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 70mm ED Refractor
