Celestron SkyMaster 15-35x70 Zoom Binoculars (Model 71013)
Product Description
The Celestron SkyMaster 15-35x70 Zoom Binoculars are large-aperture, high-power binoculars engineered for long-range terrestrial and astronomical viewing. Featuring a versatile zoom range from 15x to 35x and massive 70 mm objective lenses, these optics gather plenty of light for bright, detailed views of distant landscapes, wildlife, celestial objects, and horizon-level events. Fully multi-coated optics and BAK-4 Porro prisms deliver improved contrast and resolution, while long eye relief makes viewing comfortable for extended sessions. A central focus wheel, diopter adjuster, and included tripod adapter help you dial in sharp focus and steady views.
Key Features
Powerful Zoom Range: Adjustable magnification from 15x to 35x for locating objects and zooming in with increased detail.
Large Light-Gathering Optics: 70 mm objective lenses collect plenty of light for brighter images in low light conditions (dawn, dusk, night sky).
BAK-4 Porro Prisms: Quality prism glass and multi-coated optics enhance light transmission and image contrast.
Tripod Adaptable: Includes a 1/4″-20 tripod adapter for steadier long-distance viewing and reduced hand fatigue.
Long Eye Relief: ~20.3 mm eye relief at 15x makes extended viewing comfortable, especially with eyeglasses.
Exit Pupil: ~4.7 mm @ 15x and ~2.0 mm @ 35x, brightening images at lower zoom.
Water-Resistant Housing: Rugged design for outdoor use.
Accessories Included: Typically includes carrying case, lens caps, neck strap, cleaning cloth, and tripod adapter.
Specifications
Magnification: 15x–35x zoom
Objective Diameter: 70 mm
Prism Type: BAK-4 Porro prism
Optical Coatings: Multi-coated
Close Focus Distance: ~73.8 ft / 22.5 m
Field of View (15x): ~111 ft @ 1000 yds (~36.8 m @ 1000 m)
Exit Pupil: ~4.7 mm @ 15x; ~2.0 mm @ 35x
Eye Relief: ~20.3 mm @ 15x
Focus Type: Central focus wheel
Interpupillary Adjustment: Standard binocular IPD adjustment range
Weight: ~3.3 lb (1.5 kg)
Tripod Mount: Yes (adapter included)
Use Cases: Birdwatching, wildlife viewing, stargazing, long-range observation
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