Celestron 15-45x 50mm 45 Degree UpClose Spotting Scope

The 50 mm Waterproof UpClose Spotting Scope is a good choice for bird watching, nature or wildlife observation, hunting and enjoying scenic views. This scope is extremely lightweight (under two pounds) and comes with both a soft case and an aluminum case. The high quality optics come at an economical price and enjoy a limited lifetime warranty.

Features:

• Spotting scope
• Fully coated optics
• Refractor optical design
• Zooms up to 45x
• Waterproof
• Metal tabletop tripod
• Aluminum carrying case
• Soft carrying case

specification:

• Optical design: refractor
• Aperture (mm): 0 mm (1.97 in)
• Focal length (mm): 303 mm (12 in)
• Focal ratio: 6.06
• Magnification 1:15-45x
• Highest useful magnification: 118 x
• Lowest useful magnification: 7.14 x
• Lmiting stellar magnitude: 11
• Resolution (rayleigh): 2.79 arc seconds
• Resolution (dawes): 2.32 arc seconds
• Light gathering power: 51 x
• Angular field of view:2 .5° - 15x, 1.3° - 45x
• Linear field of view (1000 m): 43 - 15x, 22 - 45x m (141 ft)
• Linear field of view (1000 yds): 130 - 15x, 65 - 45x
• Eye relief (mm): 15 - 15x, 11 - 45x mm (0.59 in)
• Near focus: 19 ft (5.79 m)
• Dimensions: 12" H x 8" W x 13.6" D