Currency: EUR

Gran Turismo 71

William Optics

Gran Turismo 71 APO Refractor

1 190,00 €
Estimated delivery time 3-18 days

Product description

William Optics GT-71 apochromatic triplet lens telescope is equipped with three-element Ohara FPL-53 glass with excellent color correction. The telescope features a new improved two-speed 2.5 "Rack 'n' Pinion focus at 1:10.

An optional William Optics 0.8x focal length reducer improves the telescope's aperture ratio quickly to f/4.72.

An excellent choice for astrophotography!

Product details

Focal RatioF/5.9
Focal Length420mm
Resolving Power1.62
Limiting Magnitude11.1
Objective TypeThree element with FPL-53 Air Spaced
Lens ShadeRetractable
2.5" Rack and Pinion Focuser1:10 fine focus

1.25" Adapter
Field StopsBaffles
Type of MountIncludes mounting rings and Vixen style dovetail
Tube Diameter82mm (dew shield tube 92mm)
Tube Length

390mm Fully Retracted

Tube Weight2.95kg

Shipping costs

15,90 €
European delivery 2-5 days.
PostNord Parcel locker
5,90 €
PostNord Home deliver
19,00 €
Environmentally friendly delivery to your door at the agreed time. Trackable deliveries in real time even in the evenings in the biggest cities. Change your delivery as required.
UPS Standard
14,90 €
Delivery to Europe in 2 to 5 days.
5,90 €
12,90 €















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