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The Gran Turismo 81 AM5 Bundle Includes:
- Gran Turismo 81 w/soft case
- 0.8x Flattener/Reducer (P-FLAT6AIII)
- Uniguide 32 Guide Scope
- ZWO AM5 Harmonic Mount
- ZWO TC40 Carbon Fiber Tripod
GT81 Description
- 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.
- Integrated Camera Rotator
2.5”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, with Gold, Red, or Space Grey trim finish, retractable dewshield, and dewshield 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.
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!
GT81 Specifications
Aperture |
81 mm (3.25") |
---|---|
Focal Length |
480 mm |
Focal Ratio |
f/5.9 |
Glass Type |
FPL-53 |
Optical Design |
Triplet |
Tube Weight |
9 lbs |
Tube Length (retracted) |
390mm |
Dew Shield Outer Diameter (for Solar Filter) | 103mm |
In the Box
- Mounting Rings
- CNC Carry Handle Bar
- Dovetail Plate
- 2.5” R&P Focuser with 2" and 1.25" adapters.
- Innovative Bahtinov Mask Cover (Patented)
- Soft Carry Case