LEUPOLD BX-4 PRO GUIDE HD BINOCULARThe 10x binocular is the Jack of all trades when it comes to glassing. It provides enough field of view for tight areas, while delivering enough magnification for wide-open spaces. The BX-4 Pro Guide HD 10x42mm is compact, lightweight, and the perfect power for a lot of hunters. Built around Leupold's Elite Optical System, the BX-4 Pro Guide HD binocular offers excellent dawn-to-dusk light transmission for a bright image when it matters most, elite-level glare reduction in harsh light, and the resolution and clarity that diehard hunters and shooters demand. The ergonomic, open-bridge design is comfortable for extended glassing sessions and delivers key weight savings for those long backcountry adventures. It comes with Pro Gear accessories, too: including a GO Afield shoulder strap, binocular case, lens covers, and lens cloth.FEATURESElite optical system: Leupold s Elite Optical System offers excellent dawn-to-dusk light transmission for a bright image when it matters most, elite-level glare reduction in harsh light, and the resolution and clarity that diehard hunters and shooters demand.Open bridge roof prism design: Open bridge, roof prism design is extremely lightweight and ergonomicDiamond coat 2: Exterior lens surfaces are treated with DiamondCoat 2, an ion-assist lens coating, for higher light transmission and the greatest level of abrasion resistance they've ever offered. DiamondCoat 2 has the additional advantage of assisting in light transmission, for greater brightness, clarity and contrast, and will prove its worth in the wildest places on earthFully multi-coated lens system: Their fully multi-coated lens system ensures maximum brightness for clarity, contrast, and color fidelityGuard-Ion: Guard-ion is a hydrophobic lens coating that sheds dirt and water for a maintenance-free, clear, crisp imagePhase coated: Phase coated roof prisms significantly increase resolution for a sharp sight picture from edge-to-edge of the visual fieldTripod ready: A built-in 1/4-20 rotatable tripod adapter port makes it easy to mount to a tripodTECH SPECSLength (in)5.6Weight (oz)24Magnification10Objective Lens Diameter (mm)42Linear FOV (ft@1000 yd)326Angular FOV (Degrees)6.2Eye Relief (mm)16Exit Pupil (mm)4.2Close Focus Distance (ft)7.5Interpupillary Distance Max (mm)74Interpupillary Distance Min (mm)58