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The Nikon 10x42 Prostaff 5 Binocular (BAA821SA) combines a weather-sealed housing and fully multi-coated optics to create a general-purpose set of glasses for mid-range viewing tasks. This configuration of the Prostaff 5 features a 52° apparent viewing angle and 4.88 m minimum focus distance, making the 10x42 ideal for nature enthusiasts and sports fans. Nikon's Eco-Glass optics are made of responsibly-sourced material that does not contain lead or arsenic.
Fiberglass-infused polycarbonate allows the Prostaff 5 housing to be lightweight while remaining shock-resistant and durable. Additionally, the housing is nitrogen-filled for fogproof performance, and it is rubber armored for slip-resistant handling. A 15mm eye relief and Turn-and-Slide eyecups with several click-stop positions enable comfortable viewing distances even when wearing eyeglasses.
The Nikon 10x42 Prostaff 5 Binocular (BAA821SA) combines a weather-sealed housing and fully multi-coated optics to create a general-purpose set of glasses for mid-range viewing tasks. This configuration of the Prostaff 5 features a 52° apparent viewing angle and 4.88 m minimum focus distance, making the 10x42 ideal for nature enthusiasts and sports fans. Nikon's Eco-Glass optics are made of responsibly-sourced material that does not contain lead or arsenic.
Fiberglass-infused polycarbonate allows the Prostaff 5 housing to be lightweight while remaining shock-resistant and durable. Additionally, the housing is nitrogen-filled for fogproof performance, and it is rubber armored for slip-resistant handling. A 15mm eye relief and Turn-and-Slide eyecups with several click-stop positions enable comfortable viewing distances even when wearing eyeglasses.
Prism Type | Roof |
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Magnification | 10x |
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Objective Lens Diameter | 42 mm |
Angle of View | 7° (Actual) |
Field of View | 367' @ 1000 yd / 121 m @ 1000 m |
Minimum Focus Distance | 9.8' / 3 m |
Exit Pupil Diameter | 4.2 mm |
Eye Relief | 15.7 mm |
Interpupillary Adjustment | 56 to 72 mm / 2.2 to 2.8" |
Diopter Adjustment | Yes |
Focus Type | Center |
Fogproof | Yes, Nitrogen Filled |
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Water Resistance | Waterproof |
Dimensions | 15 x 13 x 5 cm |
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Weight | 0.57 kg |
These binoculars have a magnification of 10x, meaning that the objects viewed through them appear 10 times closer than they would with the naked eye.
The objective lens diameter is 42mm, which allows for a larger amount of light to enter the binoculars for brighter and clearer images.
Yes, these binoculars have fully multi-coated lenses which help to reduce glare and improve light transmission for better image clarity.
Yes, these binoculars are waterproof and fog-proof, making them suitable for use in various weather conditions.
The field of view is 288 feet at 1,000 yards, providing a wide viewing area and making it easier to track moving objects.
Yes, these binoculars have a built-in tripod adapter which allows them to be mounted on a tripod for more stable viewing.
Yes, Nikon offers a limited lifetime warranty for these binoculars, covering any defects in materials or workmanship.
The weight of these binoculars is approximately 22.9 ounces, making them lightweight and easy to carry on outdoor adventures.
Yes, these binoculars come with a pair of eyepiece caps to protect the lenses and a carrying case for safe and convenient storage and transport.
The exit pupil size is 4.2mm, which determines the amount of light that reaches the eye and affects the brightness of the image.
Yes, these binoculars have adjustable eyecups that can be twisted up or down to accommodate both eyeglass wearers and those without glasses.