Gran Turismo 71
William Optics
From $933.00
3 stores
The William Optics Gran Turismo 71 is a compact yet powerful triplet APO refractor featuring advanced FPL-53 glass for exceptional color correction and clarity. The precision-engineered f/5.9 focal ratio is ideal for capturing detailed celestial images, making this telescope well-suited for both astrophotography and visual observation. Designed for ease and durability, the GT71 features a robust 2.5" dual-speed focuser and a sleek CNC-machined aluminum body with a retractable dew shield. Perfect for both seasoned astronomers and enthusiastic beginners, this telescope combines top-notch functionality with stunning aesthetics.
OPT
Gran Turismo 71 APO Refractor - Red
Worldwide shipping
$933.00
Astronomy Plus
Gran Turismo 71 Triplet APO f/5.9 (A-F71GTII)
Worldwide shipping
CA$1,344.00
~$982.20
Astroshop.eu
Apochromatic refractor AP 71/420 Gran Turismo GT 71
Worldwide shipping
€1,190.00
~$1,402.89
Specifications
| Optical design | Triplet Refractor |
| Highest magnification | 142 |
| Optics type | Refractor |
| Aperture | 71 mm |
| Focuser Type | Dual-speed Rack & Pinion (1:10 ratio) |
| Resolving Power | 1.62″ |
| Focal length | 419 mm |
| Focuser Rotation | 360° |
| Objective Type | 3-element air-spaced triplet with FPL-53 glass |
| Limiting Magnitude | 11.1 |
| Focal ratio | f/5.9 |
| Focuser Size | 2.5 in |
| Coating | Fully multi-coated with super-high transmission (STM) coating |
| Weight | 2.2 lb |