CELESTRON 20x80 SKYMASTER ASTRO Binocular

Features:

• 20x magnification porro prism binocular
• Giant 80 mm objective lens offers maximum image brightness in low-light and long-range conditions
• Ultra sharp focus across the field of view
• Multi-Coated optics for sharp, clear views
• Suitable for terrestrial or astronomical viewing
• Protective rubber covering for ultra-firm grip
• Large center focus knob for easy focusing
• Integrated tripod adapter rod for ultra-stable tripod mounting
• Long eye relief ideal for eyeglass wearers
• Soft carrying case included for travel and safe storage
• Limited Lifetime Warranty provides best protection and product support on the market

Scope Of Delivery :

• Objective lens caps
• Tripod adapter
• Rainguard
• Carrying case
• Neck strap
• Lens cloth
• Instruction manual

Field of application:

• Astronomy
• Bird watching & Nature observation
• Night

PRODUCT FAMILY:

Product Family:  CELESTRON SkyMaster

TYPE:

• Type: Astrobinoculars

OPTICAL SPECIFICATIONS:

• Magnification: 20x
• Objective Lens Diameter: 80mm (3.15")
• Angular Field of View: 3.7°
• Linear Field of View (@1000 yds) / @1000 m): 195 ft (65 m)
• Exit Pupil: 4mm (.15")
• Eye Relief: 18mm (.71")
• Close Focus: 108 ft (33 m)
• Interpupillary Distance (max): 72mm (2.83")
• Interpupillary Distance (min): 6mm (2.20")
• Diopter Adjustment Range: -4 to +8
• Twilight Factor: 40
• Relative Brightness: 16
• Lens Coatings: Multi-Coated
• Prism Glass (Type): BaK-4
• Prism Coatings: N/A
• Weight: 75 oz (2126 g)
• Environmental Protection: Water Resistant
• Nitrogen Filled: No
• Tripod Adaptable: Yes
• Carrying Case: Nylon
• Dimensions: 228mm x 120mm x 325mm (9.0" x 4.7" x 12.8")
• Included Accessories: Objective lens caps| Rainguard| Carrying case| Neck strap| Lens cloth| Instruction manual

Solar Warning:   

• Never look directly at the Sun with the naked eye or with this optic. Permanent and irreversible eye damage may result.
• Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it.