SkyMaster 18-40x80 Zoom Binocular

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SkyMaster 18-40x80 Zoom Binocular

71021
  • $373.00

Celestron_s SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars. Ideal for astronomical viewing or for terrestrial (land) use, especially over long distances. SkyMaster models feature high quality BaK-4 prisms and multi-coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing sessions.

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SkyMaster 18-40x80 Zoom Binocular


  • Lower magnification allows the user to locate a subject more easily and then zoom in for a close-up view
  • Multi-coated optics enhances sharpness of detail and crispness of color
  • High quality BaK-4 prisms provide higher light transmission for better viewing in low light conditions
  • Large objective diameter provides a comfortable viewing aperture at high magnification levels
  • Long eye relief for more comfortable for all users; essential for those wearing eyeglasses while viewing
  • Diopter adjustment allows for refinement of image to correct for any differences in strength between the users own eyes
  • Tripod adapter included to mount the binocular on a tripod for prolonged viewing sessions or simply for increased stability while observing



Celestron’s SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars. Ideal for astronomical viewing or for terrestrial (land) use, especially over long distances. SkyMaster models feature high quality BaK-4 prisms and multi-coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing sessions.

Specifications

 
Angular Field of View18: 1.9°
Close Focus Distance18x: 106.2 ft. / 32.4m
Exit Pupil (mm)4.4 @ 18x: 2.0 @ 40x
Eye Relief (mm)20.3 @ 18x
Linear Field of View18x: 96.0 ft. @ 1,000 yds. / 33.2m @ 1000m
Magnification (x)18-40x
Objective Lens Diameter (mm)80 mm
Optical CoatingsMulti-Coated
Prism Glass (Type)BaK-4
Relative Brightness10.24
Tripod AdaptableYes
Twilight Factor44.72
WeatherproofWater Resistant
Weight (oz)76 oz (2155 g)

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