Description
including:
GT-102 OTA (optical tube assembly)
The stunning new GT 102 APO is the new jewel of the apochromatic refractor world. From the pristine white finish on the CNC to the elegant gold trim, this beauty has more than just good looks. The new GT 102 features a 3-element objective using high-quality FPL-53 glass and combined with other extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree.
Optically unbeatable
Three-element air-spaced primary objective (FPL-53) in adjustable CNC machined ultra high precision lens cell. Extremely sharp with excellent color correction. Each lens is Fully Multi-Coated with a special super-high transmission coating (STM Coating) on all surfaces. This f/6.9 is great for astrophotography.
Simply Beautiful Finish
Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube, gold finish. Retractable dewshield and golden cap. 360-deg rotatable all-new R&P focuser.
Top quality anodizing. Very compact for carrying on flights.
Specification
Aperture 102 mm
Focal Ratio F/6.9
Focal Length 703 mm
Objective Type 3 elements Air-spaced with FPL53 glass
Resolving Power 1.13arc”
Limiting Magnitude 13.9
Lens Shade Retractable
Linear Focuser 2.5″ R &P focuser ,360° Rotating Camera-angle Adjuster, 2 speed 1:10 knobs
1.25″ Adapter Included
1.25? Adapter Brass Compression Rings
Field Stops 2 Baffles
Tube Diameter 105mm
Tube Length 27″(689mm) Fully Retracted
Tube Weight 11.1lbs. (5.0kg)
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