Check the listing for details. Leupold BX-4 Pro Guide HD Gen 2 10x42mm Binoculars 184761. Condition: New. Listed at 599.99 USD. --> Leupold BX-4 Pro Guide HD Gen 2 10x42mm Binoculars 184761 SKU: 184761-Leupold Leupold BX-4 Pro Guide HD Gen 2 10x42mm Binoculars 184761 Leupolds BX-4 Pro Guide HD Gen2 Binoculars allow you glass longer during early predawn hours to well past dusk. Available in 8x42mm, 10x42mm, 10x50mm, and 12x50mm configurations, the BX-4 Pro Guide HD Gen2 comes standard with Leupolds exclusive Elite Optical System. The ensures excellent dawn-to-dusk light transmission for a bright image elite-level glare reduction in harsh light, and the resolution and clarity that diehard hunters and shooters demand. The lenses are protected with Guard-Ion lens coatings to easily shed dirt and condensation for a clear image in harsh conditions. To make extended glassing sessions more comfortable, the BX-4 Pro Guide HD Gen2 Binoculars offer a generous eye-box, and comes with a pair of form-fitting eyecups.Features of the BX-4 Pro Guide HD Gen2 Binoculars:Elite Optical SystemHydrophobic Guard-Ion lens coating Generous eye-boxForm-fitting eyecupsTripod ready Manufacturer's Part Number 184761 UPC 030317039431Field of View: 314 feet @ 1000 yardsObjective Diameter Close Focus Range: 9.3 feetAngular Field of View 6°Twilight Factor: Exit Pupil: 4.2mmProduct Type Dimensions: Length: 5.7"Weight: 25 ouncesLight Transmission Item Condition Interpupillary Distance Min: 56mm Max: 74mmEye Relief: 17mm