Description of Nikon 7x50 Prostar Waterproof Astronomy Binoculars
The Nikon 7x50
Prostar Astronomy Binoculars was evaluated by Astronomy Magazine's Richard Berry
as the conoiseurs' astronomy binocular.Nikon
7 x 50 Prostar Astronomy Binoculars Provides a 7.1mm exit
pupil, high quality lens glass and full multi coated for the ultimate in low
light viewing and optical versatility. Nikon 7x50
Prostar Astronomy Binoculars use durable, all-metal construction and O-ring
sealed nitrogen filled tubes for waterproof, shockproof and fogproof
performance, and a unique "pebbled" surface to provide ergonomic viewing. Each
of the three models utilizes top of the line, coma-corrected lenses and Nikon's
exclusive Special Purpose (SP) glass for flare-free pin point image clarity.
Nikon 7x50mm Prostar Astronomy Binoculars glass is
specially ground and polished to eliminate surface aberrations and provide
crisp, clear resolution and the highest possible light transmission.
Nikon 7x50 Prostar Astronomy Binoculars lenses and prisms are
coated with multiple layers of Nikon's proprietary anti-reflective lens coatings
to improve light transmission, enhance color rendition, and provide flare-free
viewing. In each binocular, the power is designed to complement a large
objective lens delivering the perfect balance of resolution and generous exit
pupil.
The Nikon 7x50 Prostar Astronomy Binoculars measures
8.5" x 8.1" and weighs 48.3 ounces. The Nikon 7 x 50
Prostar Astronomy Binoculars has a field view of 383' at 1,000 yards and an exit
pupil of 7.1mm. It is tripod adaptable for steady, detailed observation.
Features - Nikon 7x50 Prostar Waterproof Astronomy
Binoculars
Nikon 7x50mm Prostar Astronomy Binoculars are all metal
construction for durability
Nikon's superior technology is used in Nikon 7x50
Prostar Astronomy Binoculars
BaK4 high index prisms
100% Waterproof/Fogproof
Special Performance (SP) glass
Individual eye focus
Prostar Astronomy Binoculars
High resolution, fully multi coated optics, coma corrected
Specifications - Nikon 7x50
Prostar Waterproof Astronomy Binoculars
Prism Type Porro Bak4 prism
Fully Multi-Coated
Field View at 1000 Yards 383 '
Real Angular Field View of Nikon 7x50 Prostar
Astronomy BinocularsBinoculars is 7.1 mm
Eye Relief 15 mm
Relative Brightness 50.4
Twilight Factor 18.7
Close Focusing Distance of Nikon 7x50 Prostar
Astronomy Binoculars is 40.4'ft
isn't Rubber Coated (Armored)
Waterproof / Fogproof
Camera Tripod is Adaptable to Nikon 7x50 Prostar
Astronomy Binoculars
Dimensions L x W 8.5" x 8.4"
Weight of
Nikon 7x50 Prostar Astronomy Binoculars is 48.3 oz.
Special Features of Nikon 7x50 Prostar Astronomy
Binoculars is the Special Performance (SP) glass
Kit Contents
Nikon 7x50 Prostar Binocular
Nikon Strap
Nikon case
Nikon user guide
Nikon Eye caps