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William Optics 80FD Telescope

My latest acquisition. A step forward, in both optics and mechanics when compared with the Orion 80ED.

William Optics 80FD
Click here for a larger picture

Specifications

Aperture: 80mm
Focal Ratio: F/6.9
Focal Length: 555mm
Objective Type: FPL-53, Air Spaced Doublet, APO
Coatings: Fully Multi-Coated, STM Coatings
Resolving Power: 1.45"
Limiting Magnitude: 11.3
Lens Shade: Retractable
Focuser: 2", 360° Rotating, 1:10 Fine Focus
Focuser Travel Length: 80mm
Mounting: L- type Mount L Bracket Based
Field Stops: 15 Baffles
Tube Diameter: 90mm
Tube Length (min): 375mm (fully retracted)
Tube Length (max): 440mm (fully extended)
Tube Weight: 2.8kg

Objective Lens: TMB co-designed

Included accessories:
1.25" Adapter & 2" Extender Included
1.25" Adapter Brass Compression Rings
Aluminium Case (48cm x 28cm 16 cm)

Designed by Gabriel Ditu ©Copyright 2008