William Optics FLAT6AIII Flattener/Reducer 0.8X Flattener 60 Structure Material All metal

60 Structure Material All metal

Designed in collaboration with editors of Sky and Telescope magazine

8 lbs / 6

dimmer objects are within reach at the same exposure time

This allows an even quicker adaptation to the ambient temperature and reduces the tube seeing (boundary layer removal)

William Optics FLAT6AIII Flattener/Reducer 0.8X Flattener 60 Structure Material All metalAdjustable Reducer Flattener for William Optics GT71, GT81, Z81, Z103 Telescopes This elegantly designed 2" reducer flattener has been designed to optimise the flat field imaging performance of William Optics refractors. Provides good illumination and a flat field a full frame sensor. Attaches directly to telescopes with an M63 thread on the end of the focuser. Internal thread accepts 2" astronomy filters. Requires an M48 threaded T ring if using a