William Optics: MEGREZ 80mm Triplet Fluorite APO
From the the "King of the short tubes" comes this somewhat pricey item which should satisfy the viewing needs of the user wanting to step up from the cheap department store scopes. 'The Megrez 80 APO refractor is an air-spaced Triplet Fluorite Apochromatic refractor. The Russian produced F6 lens has a heart of super low dispersion fluorite that reduces any secondary spectrum to an unbelievable degree. It comes with L-base bracket and backpack-style water resistant carrying case.'
Features:
*Aperture 80mm
*Focal Ratio F/6
*Focal Length 480mm
*Objective Type Triplet Fluorite Air-Spaced
*Resolving Power 1.45"
*Limiting Magnitude 11.3
*Lens Shade: Retractable
*Focuser 2" Rotatable Crayford Focuser
*Travel Length 3.15" (80 mm)
*2" Brass Compression Ring Included
*L- type Mount L- bracket based
*1.25" Adapter Brass Compression Ring Included
*Field Stops 7 Baffles with Ultra Flat Black Interior
*Tube Diameter 90 mm
*Tube Length 14.5" (368 mm) Fully Retracted
*17.6" (447 mm) Fully Extended
*Tube Weight 5.94 lbs.( 2.7 kg)
*Soft Carrying Backpack Dimensions
*(WxHxD) 15" x 20" x 6.5" (38.1 cmx50.8 cmx16.5 cm)