Products
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.
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
Specifications
| Angular Field of View | 18: 1.9° |
| Close Focus Distance | 18x: 106.2 ft. / 32.4m |
| 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 |
| Magnification (x) | 18-40x |
| Objective Lens Diameter (mm) | 80 mm |
| Optical Coatings | Multi-Coated |
| Prism Glass (Type) | BaK-4 |
| Relative Brightness | 10.24 |
| Tripod Adaptable | Yes |
| Twilight Factor | 44.72 |
| Weatherproof | Water Resistant |
| Weight (oz) | 76 oz (2155 g) |
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