Universal Astro Adjustable Field Flattener for Astrophotography
This adjustable telescope field flattener offers fully multi-coated optics, allowing you to capture bright and sharp images from edge to edge with your DSLR or astrophotograohy camera. The field flattener is suitable for an f/5 to f/7 refractor telescopes.
2 Inch Refractor Field Flattener
The Universal Astro Field Flattener features a 2" body diameter to match most telescopes and cameras. When in use, there is no change to your scope's focal length, allowing you to maintain the ideal object size for your preferred astrophotography targets. The optical axis may be adjusted and locked in place with a thumbscrew.
This adjustable field flattener uses a T-ring thread for connection to DSLR cameras and requires 55mm-80mm of backfocus and offers a T-thread M48 connection. The field flattener is finished with a premium high-gloss anodized finish for many years of smooth operation.