Ultima Series spotters perform extremely well under all light conditions which makes them ideal for all types of outdoor viewing activities including bird watching, nature and wildlife, target shooting - even astronomy. The Ultimas are as great to look at as they are to look through. Their sleek design is accented with graceful contours that make them easy to hold and handle. The Ultima Series spotters are the perfect choice for the outdoor enthusiast looking for a spotter with quality design and construction, superior optics, and versatility. Features: 65mm Refractor Spotting Scope Multi-Coated optics 45° viewing angle 18-55x zoom eyepiece Sight tube for quick targeting Waterproof Soft carrying case Specifications: Optical Design: Refractor Aperture: 65 mm (2.56 in) Focal Length: 386 mm (15.2 in) Focal Ratio: 5.94 Finderscope: Sighting tube Angle: 45° Eyepiece 1: 7-21 Zoom Magnification 1: 18-55x Carrying Case: Soft Case Angular Field Of View: 1.7° - .73° Linear Field of View (@1000 Yds): 89ft @ 18x 38ft @ 55x Eye Relief: 18mm @ 18x Near Focus: 20ft @ 18x Optical Coatings: Multi-Coated Tripod Adaptable: Yes Camera Adaptable: Built-in T-thread on Eyepiece Optical Tube Length: 13 in (330.2 mm) Weight: 1043g