• Eco-Glass Optics: Lead and Arsenic-Free
• Aspherical Lens System
• BAK4 Porro Prisms
• Anti-Reflection Multicoated Optics
• 65 Wide Angle Viewing
• Center Focus Wheel
• Tripod Mountable
• Twist-Up Click-Stop Eyecups
• Rubber Armored Housing

The black 10×50 Aculon A211 Binocular from Nikon is a handheld fixed-magnification optic withmulticoatedaspherical lensesand an ergonomically-designed housing. For the redesignedAculonseries, Nikon packages the Aculon A211 binocularswith environmentally-friendly Eco-Glasselements composed of responsibly-sourced arsenic-free material. The Aculonbinocular’s Porro prism designdeliversenhanced depth of field, and its multicoated aspheric optical pathwith 50mm objective lenses deliverthe image clarity, brightness,and flat FOVdemanded by nature observers.

Also new to the 2013version of the Aculon binocular is a sculpted rubber-armored housingthat is designed to fit comfortably into the observer’s hand and provide non-slip handling. Grooved ridges atopthehousing anda generously-sized focusing wheelenableadjustments totheinterpupillary distance and the point of focus even while wearing gloves. Nikon’s Turn-and-Slide eyecupsallowquickadjustmenttothe eye relief. The combination of image quality and user-friendly design make the 10×50 Aculon A211 a cost-effective option for intermediate to long-range glassing.

Optical Performance

• Magnification: 10x
• Objective lenses: 50mm diameter
• BAK4 Porro prism optical path
• Eco-Glass: Lead and arsenic-free optics
• Anti-reflective multicoated lens system
• 341′ field of view at 1000 yards
• Apparent viewing angle: 65 wide angle

Use and Handling

• Turn-and-Slide rubber eyecups with multiple click-stop positions
• Tripod mountable with optional adapter
• 11.8mm eye relief
• 5.0 exit pupil

Construction Details

• Ergonomically contouredrubber armoring
• Weight: 31.7oz