William Optics Flattner/Reducer
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New ! Adjustable Flat73A for William Optics f/5 to f/7 telescopes
- Universally applicable for telescopes between f/5 and f/7
- Focusing travel is adjustable
- M63 thread on telescope side
- M48 thread on camera side
- Integrated M48 filter thread
New ! Adjustable Flat61 for William Optics ZS61 II Telescopes
- Compensates for field curvature and enables sharp images at the edges
- Camera can be mounted directly with M48 camera adapter
- Suitable for refractors from f/5 to f/7
- Distance to chip plane is variably adjustable
All New Adjustable Flat6AIII (T-mount not included)