Currency: EUR

Adjustable 0.8x Reducer / Flattener and adapter for FLT91 Flat6A III

William Optics

William Optics Adjustable 0.8x Reducer / Flattener for FLT91

295,00 €
In stock

Product description

William Optics  Adjustable 0.8x Reducer / Flattener for FLT91 2" reducer / flattener has been manufactured to optimise the flat-field imaging performance of William Optic telescopes with an aperture ratio between f/6 to f/7.5. Adapter for FLT 91 telescope also included!

Offers excellent illumination and a flat field across 97% of a full frame sensor FOV.

Attaches directly to telescopes with an M63 thread on the end of the focuser.

Internal thread accepts 2"  filters.

For DSLR camera, additional T-adapter is required with M48 thread.

Large Sensor Illumination

  • Designed with nearly Full frame chip-size DSLR cameras
  • FMC Triplet APO
  • Fine quality Ohara optics
  • Reducing factor 0.8x.
  • Adjustable design, for the perfect back focus 
  • 48mm filter thread
  • All internal surfaces threaded and blackened to prevent reflections.

Easy to Use

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

Adjustable distance:

  • GT71 - 9.1mm
  • GT81 - 7.1mm
  • Z81 - 5.2mm
  • ZS103 - 2.5mm

Shipping costs

15,90 €
European delivery 2-5 days.
PostNord Parcel locker
5,90 €
PostNord Home deliver
19,00 €
Environmentally friendly delivery to your door at the agreed time. Trackable deliveries in real time even in the evenings in the biggest cities. Change your delivery as required.
UPS Standard
14,90 €
Delivery to Europe in 2 to 5 days.
5,90 €
12,90 €


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Reduzierer/Flattener und Adapter für FLT91 Flat6A III

Philipp - Verified buyer















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