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Celestron SkyMaster 18 - 40x80 Zoom - 71021

Item #:
CEL-71021
Brand:
Celestron
$169.95
Qty

Discontinued

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Celestron SkyMaster 18 - 40x80 Zoom - 71021

Celestron SkyMaster 18 - 40x80 Zoom - 71021

$169.95

Discontinued


71021 SkyMaster 18 - 40x80 Zoom by Celestron

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.

  • 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
  • Limited Lifetime Warranty
Objective Lens Diameter (mm) 80 mm
Magnification (x) 18-40x
Angular Field of View 18:1.9°
Exit Pupil (mm) 4.4 @ 18x: 2.0 @ 40x
Eye Relief (mm) 20.3 @ 18x
Linear Field of View 18x: 96.0 ft. @ 1,000 yds. / 33.2m @ 1000m
Close Focus 18x: 106.2 ft. / 32.4m
Optical Coatings Multi-Coated
Prism Glass (Type) BaK-4
Twilight Factor 44.72
Relative Brightness 10.24
Weatherproof Water Resistant
Tripod Adaptable Yes
Weight 76 oz (2155 g)

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