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William Optics Gran Turismo 71 Twenty Years Anniversary Edition Telescope

William Optics Gran Turismo 71 Twenty Years Anniversary Edition Telescope
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Price:  £1,049.00(Inc. 20% VAT)
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Product Code:  SKUA-F71GT-VP20A
Manufacturer:  William Optics
Telescope Type:  APO Triplet Refractor
Aperture (mm):  71 mm

William Optics


Optically Unbeatable

·   Triplet air-spaced objective (FPL-53) in adjustable CNC machined ultra high precision lens cell.

·   Extremely sharp with excellent color correction.

·   Each lens is Fully Multi-Coated with a special super-high transmission coating (STM Coating) on all surfaces

·   This f/5.9 lens is ideal for astrophotography. 

2" V-power Focuser

·    Extra-smooth new 2" Crayford focuser with 1:10 dual speed: a treat to use during astrophotography. No image shifting (up to 15Lb.)!

·    Comes with two locking screws on angled positions for heavy load applications.

·    Stainless steel reinforcement inserts on both sides and on the back to allow heavy loading without problems.

·    Graduated scale for precise camera alignment.

Simply Beautiful Finish

·    quality fit and finish: powder-painted white CNC-machined aluminum tube, gold trim finish, retractable dewshield, dewshield cap.

·    Top quality anodizing.

·    Very compact for carrying on flights.

Accessories NOT Included:

- Finder Bracket (Optional)

- Finder Scope (Optional)

  • Aperture - 71mm
  • Focal Ratio - F/5.9
  • Focal Length - 420mm
  • Resolving Power - 1.62”
  • Limiting Magnitude - 11.1
  • Objective Type - 3 elements Air-spaced with FPL53 glass
  • Lens Shade - Retractable
  •  V-power Focuser - 2" crayford, 1:10 fine focus,  2”-1.25" Adapter
  • Type of mount - Includes mounting rings and Vixen style dovetail
  • Tube Diameter - 82mm (dew shield tube 92mm)
  • Tube Length - (325 mm) Fully Retracted; (427 mm) Fully Extended
  • Tube Weight -m2.2kg

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