The ACULON A211 10-22x50 zoom binoculars feature adjustable 10-22-power multicoated lenses and 50mm objectives fabricated with Nikon’s exclusive lead and arsenic-free Eco-Glass.  The BaK4 Porro prism systems within all ACULON A211 binoculars deliver a high-quality image under a multitude of lighting conditions, making these binoculars effective from dawn till dusk.  

• Focusing System: Central Focus
• Magnification: 10-22x
• Objective Diameter: 50mm
• Angular Field of View (Real): 3.8 degrees
• Angular Field of View (Apparent): 36.7 degrees
• FOV at 1000 yds: 199 feet
• Close Focus Distance: 49.2 at 10x feet
• Exit Pupil: 2.3-5mm
• Eye Relief: 8.6mm at 10x
• Size (Length x Width): 7.8 in x 7.8 in 
• Weight: 33.9 oz
• Prism: Porro