Other Features | - 80 mm Refractor Spotting Scope, Straight through Viewing Angle, Zoom Eyepiece, Sight Tube for Quick Targeting, Soft Carrying Case Included, 480 mm Focal Length, 6 Focal Ratio, 8-24 Zoom Eyepiece 1, 189x Highest Useful Magnification, 11x Lowest Useful Magnification, 12 Limiting Stellar Magnitude, 1.74 arc seconds Resolution (Rayleigh), 1.45 arc seconds Resolution (Dawes), 131x Light Gathering Power (Compared to Human Eye), (32 m at 20x, 16.1 m at 60x) Linear Field of View at 1000 yards, 483 mm Optical Tube Length, Built-in T-thread on Eyepiece Camera Adaptable, Tripod Adaptable, Ultima 80 mm Offers Step-up in Aperture from 65 mm, Offering 50% Brighter Images, Portable and Durable Refractor Design, Great All-around Optical Instrument, Observing Nature and Long Distance Spotting, Green Rubber Optical Tube allows for Subtle Observation in any Nature Environment
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