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William Optics GT153 Apochromatic Triplet Refractor

William Optics GT153 Apochromatic Triplet Refractor
Price:  £5,799.00
List Price:  £5,999.00
(Inc. 20% VAT)

Product Code:  A-F153GT
Brand:  William Optics
Telescope Type:  APO Triplet Refractor
Aperture (mm):  153 mm



Low stock, Shipped in 1-2 working days

William Optics

Introducing ALL NEW GT153 full frame imaging APO!

You will be blown away by the small details you can observe through this APO 153mm; fine details of DSOs, stunning resolution both visually or during astrophotography.

Stunning Optics

  • Features a top-quality triplet air-spaced objective.
  • This scope is extremely sharp and has a great color correction which is ideal for astrophotography.
  • Precision optics with STM coatings.
  • Designed by a leading designer with FPL-53 glass.

3.5" Feather Touch R&P focuser

  • Large 3.5" Feather Touch Focuser:  a treat to use during astrophotography. No image shifting!
  • 360 deg. rotatable.
  • Extra-heavy duty.
  • Large aluminum knobs.

Ideal for Astrophotos

  • Have you always dreamed of taking those beautiful pictures of the heavens? Now is the time!! Few other refractors in this size have two DEDICATED Field Flattener and a reducer/flattener available.
  • Graduated scale for precise camera alignment.

Do-all Telescope

  • The 153mm objective is a great size for both wide-field and planetary observations.
  • The apochromatic performance makes it ideal for imaging.
  • This size will require a suitable mount in order to do astro imaging.

Simply Beautiful Finish

  • No plastic part used: CNC machined out of solid high-grade aluminum.
  • Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube, retractable dewshield, anodized 360 degree rotatable FT focuser, engraved dew-shield Bahtinov cap (patented).

Attention to Details

  • Highly precise CNC machined lens cell.
  • Solid CNC-machined mounting rings with carry Handel /guiding rings included in the price.
  • Triple testing each lens by Zygo test to ensure the best optical quality (we provide test report at additional $150).

Total Quality Package

  • Mounting rings,guiding rings,large Losmandy type dovetail,CNC handle ,Bahtinov cap and 3__Rotolock adapter are included.
  • Total OTA weight including mounting rings just 13.5kg (29.5lb).
  • New Triplet APO X0.72 Full frame Field flattener reducer also Available
  • From F7.8 cut down to F5.6 only.

Case is not included

Optional accessories are:

  • Large 3.5" rotator
  • Flat68lll x1 flattener
  • Flat8  x0.72 flattener
  • STC 48mm duo-narrow band filter

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Telephone: 01353 776199 or 07990 646466

2 Rosemary Lane, Sutton nr. Ely, Cambridgeshire, CB6 2NZ
Telephone Hours:  
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