William Optics Adjustable Flat6A III 0.8x Reducer / Flattener
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William Optics Adjustable Flat6A III 0.8x Reducer / FlattenerWilliam Optics Adjustable Flat6A III 0.8x Reducer / FlattenerWilliam Optics Adjustable Flat6A III 0.8x Reducer / Flattener
William Optics Adjustable Flat6A III 0.8x Reducer / FlattenerWilliam Optics Adjustable Flat6A III 0.8x Reducer / FlattenerWilliam Optics Adjustable Flat6A III 0.8x Reducer / Flattener

William Optics Adjustable Flat6A III 0.8x Reducer / Flattener

£179.00✓ 2 year warranty

:  

Usually shipped 10-15 working days.
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About this product

Model:  wo_p-flat_6aiii
Part Number:  P-FLAT6AIII

Adjustable Reducer / Flattener for William Optics GT71, GT81, ZS103 and ZS126 Telescopes

This elegantly designed 2" reducer / flattener has been designed to optimise the flat-field imaging performance of William Optics f/6 to f/7.5 refractors.

Provides good illumination and a flat field across 97% of a full frame sensor field of view.

Attaches directly to telescopes with an M63 thread on the end of the focuser. If your telescope doesn't have this thread an optional 2" nosepiece is available separately.

Internal thread accepts 2" astronomy filters.

Requires an M48 threaded T-ring if using a DSLR camera.

Large Sensor Illumination 

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

Versatile

  • 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 usual high quality fit & finish.
  • All internal surfaces threaded and blackened to prevent reflections.

Easy to Use  

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

Adjustable distance:

  • GT71 - 7.1mm
  • GT81 - 5.1mm
  • Z81 - 3.2mm
  • ZS103 - 0.5mm

Note: Not suitable for use with the William Optics V-power focuser which requires a flattener with 2" nosepiece (i.e FLat6a-II or FLat6a). 

Dimensions:

 

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