William Optics Gran Turismo GT 81 IV (three element APO FPL53 81 mm f/5,9, 2,5" R&P, Space Gray, SKU: A-F81GTIV)
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Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.

William Optics Gran Turismo GT 81 IV (three element APO FPL53 81 mm f/5,9, 2,5" R&P, Space Gray, SKU: A-F81GTIV)

Discover the William Optics Gran Turismo 81 IV, a premium choice for astrophotography enthusiasts. This top-tier refractor telescope features a three-element APO FPL53 lens with an 81mm aperture and f/5.9 focal ratio, ensuring exceptional clarity and vivid images. The 2.5" R&P focuser enhances sharpness and brightness while minimizing chromatic aberration. Finished in a stylish Space Gray, this telescope (SKU: A-F81GTIV) perfectly combines elegant design with superior performance. Elevate your stargazing experience with this expertly crafted and durable instrument from the renowned William Optics.
2813.59 $
Tax included

2287.47 $ net price (non-EU countries)

Anatolii Livashevskyi
Product Manager
Українська / Polski
+48721808900
+48721808900
Telegram +48721808900
[email protected]

Description

William Optics Gran Turismo GT 81 IV Refractor Telescope

William Optics Gran Turismo GT 81 IV Refractor Telescope (Three-Element APO FPL53, 81 mm f/5.9, 2.5" R&P, Space Gray)

The William Optics Gran Turismo 81 IV Refractor Telescope is a standout choice for astrophotography enthusiasts and professionals alike. Crafted with precision and a keen eye for detail, this three-element apochromatic refractor is engineered to meet the highest standards of performance and quality.

Featuring premium FPL-53 glass, this telescope provides extraordinary color correction and sharpness. With an aperture of 81 mm and a fast focal ratio of f/5.9, the Gran Turismo 81 captures breathtaking celestial images with stunning clarity and detail.

The telescope is equipped with a 2.5-inch Rack and Pinion focuser, boasting a 10:1 microfocusing ratio for precise and stable adjustments. This allows for effortless focusing, whether you're capturing the intricate details of distant galaxies or fine-tuning your composition.

Convenience and protection during observing sessions are enhanced by the included retractable dew shield. The telescope's Vixen-standard mounting foot ensures compatibility with various mount systems, and it showcases the renowned fit and finish that William Optics is known for.

Key Features and Specifications:

  • Construction: Apo FPL53 triplet
  • Aperture: 81 mm
  • Focal ratio: f/5.9
  • Focal length: 478 mm
  • Retractable dew shield: Included
  • Dovetail rail: Included
  • Carrying handle: Included, mounted on clamps
  • Bahtinov mask: Included
  • Camera position rotator: Included
  • Focuser: 2.5" Rack and Pinion with 10:1 microfocusing ratio
  • Recommended flattener: FLAT 6A III
  • Application: APS-C, Full Frame
  • Length: 390 - 460 mm (depending on the position of the dew shield)
  • Weight: 3.9 kg

The Gran Turismo 81 comes with a 2-year warranty, underscoring the manufacturer's confidence in its quality and performance.

For a more detailed description and to explore additional resources, please visit the manufacturer's official website: William Optics Gran Turismo 81 IV.

Discover the elegance, functionality, and exceptional optical performance of the William Optics Gran Turismo 81 IV Refractor Telescope. Whether you're a seasoned astrophotographer or an aspiring astronomer, this telescope will elevate your stargazing experience to new heights.

Data sheet

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Official permits of the Ministry of Development and Technology

Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.