Original SkyMaster 20x80 Large Aperture Porro Prism Binocular Wide Angle HD Telescope for Bird Watching

Description:
- 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. Each SkyMaster model features high quality BaK-4 prisms and multi-coated optics for enhanced contrast.

Features:
- Porro prism binocular
- Large 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.
- Tripod adapter included.
- Long eye relief ideal for eyeglass wearers.
- Carrying case included for travel and safe storage.

Specification:
- Magnification: 20X
- Objective lens diameter: 80mm
- Focal length of objective lens: 328.6mm
- Angular field of view: 3.7°
- Linear field of view: 65m at 1000m
- Exit pupil: 4mm
- Eye relief: 18mm
- Close focus: 33m
- Interpupillary distance: 56 - 72mm
- Diopter adjustment range: -4 to +8
- Twilight factor: 40
- Relative brightness: 16
- Lens coatings: multi-coated
- Prism glass (type): BAK-4
- Prism coating: N/A
- Net weight: 2126g
- Environmental protection: waterproof
- Nitrogen filled: no
- Tripod adaptable: yes
- Carrying case: Nylon
- Dimension: 228 x 120 x 325mm

Package Included:
- 1 x Binocular
- 2 x Objective Lens Caps
- 1 x Rainguard
- 1 x Neck Strap
- 1 x Carrying Case
- 1 x Lens Cloth
- 1 x 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.
- Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.