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It is perfect for any application where more power is desired including observing globular star clusters
and there is no risk of cleaning solution migrating from the top of the lens and seeping around edges to be trapped in between elements
5" Hexagonal focuser with very rigid design and strong support
7 kg Total Weight 59
GT153 & Z126 which employ a M92x1
William Optics FLAT6AIII Flattener/Reducer 0.8X David Chandler It is perfect for anyAdjustable 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
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