Description
Optical Design Maksutov-Cassegrain Aperture (mm) 90 mm (3.54 in) Focal Length (mm) 1250 mm (49 in) Focal Ratio 14 Angle 0 or 45 Eyepiece 1 (mm) 32 mm (1.26 in) Magnification 1 39 x Finderscope 8x21 Carrying Case Backpack made of nylon Highest Useful Magnification 213 x Lowest Useful Magnification 13 x Limiting Stellar Magnitude 12.3 Resolution (Rayleigh) 1.55 arc seconds Resolution (Dawes) 1.29 arc seconds Light Gathering Power 165 x Angular Field of View (deg) 1.3 Linear Field of View (@1000 yds) 68 ft (21 m) Linear Field of View (@1000 m) 23 m (75 ft) Eye Relief (mm) 20 mm (0.79 in) Near Focus (Binoculars) 15 ft (4.57 m) Optical Coatings Multi-Coated Optical Tube Length 16 in (406 mm) Weight (lbs) 5 lbs (2.27 kg) Camera Adaptable Optional T-Adapter Tripod Adaptable Yes
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