Nikon 18x70 AstroLuxe XL Giant Porro Prism Black Astronomical Binoculars. The astronomy binoculars reviews for Nikon Astro-Lux 70mm Binoculars from astronomy enthusiasts claim that there is no other binocular for astronomy that offers the features found in this astronomy binocular. Nikon 70mm Astro Luxe 8210 features fully multicoated optics high resolution and top of the line coma corrected lenses. Ths Binoculars is ergonomically shaped Binoculars adaptable so you can take it with you anywhere. In addition to Nikon 18x70mm AstroLuxe Binoculars Astronomy 8210 make sure to check other Binoculars and other Nikon Sport Optics products offered in our store. Specifications for Nikon AstroLuxe XL 18x70mm Porro Prism Binocular Astronomy: Manufacturer: Nikon Color: Black Magnification: 18 x Objective Lens Diameter: 70 mm Prism System: Porro Prism Material: BAK4 Eye Relief: 15.4 mm Exit Pupil: 3.9 mm Field of View Linear: 161 ft at 1000 yds Optical Coating: Fully Multi-Coated Binoculars Focus System: Center Focus Close Focus: 11.5 ft Water Resistance Level: Waterproof Length: 4.88 in Weight: 119.93 oz Condition: New Magnification Type: Fixed Tripod Adaptable: Yes Brightness Index: 15.2 Fogproof: Yes Nitrogen Filled: Yes Eyecups Types: Turn-and-Slide Armoring: Rubber Armored Features of Nikon 18 x 70mm Astro Luxe Binocular - Nikon 8210: All metal construction for durability Nikon's superior technology BaK4 high index prisms 100percent Waterproof/Fogproof Extra-low dispersion (ED) glass Individual eye focus Tripod adaptable High resolution fully multicoated optics coma corrected New optional polarizing filter Package Contents: Nikon 18x70 Astro Luxe Binocular 8210 New Nikon 18x70 AstroLuxe XL Giant Porro Prism Black Astronomical Binoculars 8210