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New Adjustable Flat6A II (T-mount not included)

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New Adjustable Flat6All (T-mount not included)

PRODUCT DESCRIPTION: Field flattener / X0.8 Reducer. 

This very elegant 2" reducer/field flattener has been designed to optimize the flat-field imaging performance of William Optics F/6 to F7.5 ratio refactors. WO Flat 6All will provide good illumination and flat field across 97% of full frame sized sensors.

Full frame size 
• Designed with nearly Full frame chip-size DSLR cameras in mind. 
• FMC tripllet APO design.
• Produced entirely with the best Ohara optical glasses. 


• Reducing factor 0.8X.
• Adjustable design, for perfect back focus it can be used with other models of refractor
• 48mm filter ready

Superb Finish
• William Optics polished anodized finish.
• All internal surfaces threaded and blackened to prevent reflections.

Easy to Use  
• Will accept any standard 48mm T-ring for your camera.

Suitable for
• GT71, GT81, Z103, Z126.

Adjust Distance

Z71 11.8mm
GT71 9.3mm
GT81 7.9mm
Z103 4.6mm
Z126 1.4mm


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