Optimize your refractor for astrophotography with the Long Perng x0.8 Reducer Flattener for f/5 to f/7.5 Refractors. Correct optical aberrations to get a crisp sharp, clear and flat image.

Compatible with ED80 and ED72 refractors.

Features include:

• Fully multi-coated optics
• Exchangeable M42 & M48 T-Thread adapters
• Removable 2″ nosepiece
• Accepts 2″ filters