William Optics Gran Turismo 81 APO Triplet Refractor Telescope - Red

Product Details

• Description
• Specifications
• Included Items
• Recommended Products
• Reviews

• The William Optics Gran Turismo 81 Triplet is designed to deliver incredible image quality in a compact package. Sitting at a respectable ratio of f/5.9, this FPL53 triplet is well-balanced in light-gathering power. This is no ordinary refractor.

  Optically Unbeatable

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

  R&P Focuser

  2.5” R&P Ultra robust focuser with 1:10 dual speed: a treat to use during astrophotography. No image shifting! Heavy duty: perfect for your accessories.

  Simply Beautiful Finish

  Pure William Optics quality fit and finish powder-painted white CNC-machined aluminum tube, gold trim finish, retractable dew shield, dew shield cap.

  Top quality anodizing.

  Very compact for carrying on flights.

  Attention to Details

  2" & 1.25" adapter included in the price.

  Anti-marring brass compression rings.

  90mm mounting rings are optional.

  Though you will never need it, you have a 2-year warranty from WO and the certainty that we will be there to assist you even beyond that, if you need!

  Package Contents:

  Mounting Rings

  GT81 OTA

  CNC Carry Handle Bar

  Dovetail Plate

  2.5” R&P Focuser

  Bahtinov Mask Cover

  Soft Carry Case

  Two-year, no fuss warranty and constant customer service!

• specifications

  Aperture	81 mm (3.25")
  Focal Length	480 mm
  Focal Ratio	f/5.9
  Free Shipping	Yes
  Glass Type	FPL53
  Optical Design	Triplet Refractor
  Tube Weight	13 lbs

• included items

  Mounting Rings

  GT81 OTA

  CNC Carry Handle Bar

  Dovetail Plate

  2.5” R&P Focuser

  Bahtinov Mask Cover

  Soft Carry Case

  Two-year, no fuss warranty and constant customer service!