StarField 0.8X Adjustable Reducer Corrector for 102 mm - 155 mm Refractors - SF-FFRA-08-L Mounting Rings The imaging filter transmits key

The imaging filter transmits key Hα-Hβ-OIII wavelengths which are most common from the celestial emission nebulae

088 FOCAL LENGTH 18 mm APPARENT FIELD OF VIEW 52° EYE RELIEF (MM) 14

4 PAIRS OF SOLAR FILTER GLASSES ARE INCLUDED IN THIS PACKAGE

Built-in T-Adapter threads for Ease of Adapting SLR Cameras

Lens: Premium Grade Optical Glass

StarField 0.8X Adjustable Reducer Corrector for 102 mm - 155 mm Refractors - SF-FFRA-08-L Mounting Rings The imaging filter transmits key2. 5" Adjustable 0. 8x Reducer Corrector 3 Element ED lens design Adjustable to reach 55mm with no adapters Adjustable Distance Range 0 17 mm stepless Designed for 102mm 155mm telescopes with 2. 5" or larger focusers M63x1 external thread telescope side M48x0. 75 external thread camera side The Starfield 0. 8x adjustable Reducer Corrector makes finding the correct back focus easy! Fighting with adapters is a thing of the past! By setting the