Model Incorporating "PROMINAR" XD lensesC Coating ne.wly Utilized Kowa's "KR Coating" Allows for easy maintenanceThe Genesis Series incorporates Kowas PROMINAR lenses. To attain the highest pinnacle of binocular performance, a total of 4 XD lenses (2 sets of 2 lenses) are utilized in the objective end of the binoculars.This significantly reduces chromatic aberration and provides high contrast in the field of view.C3 CoatingC3 Multi-coatings provide precise color definition and deliver optimal images. The wide angle eyepiece design of the Genesis Series has increased the field of view of the 8x by 28% (420 feet at 1,000 yards) and the 10x by 14% (360 feet at 1,000 yards) compared to the 32mm Kowa BD binocular series.WaterproofThe housing is waterproof and filled with nitrogen gas which prevents internal fogging.**Not intended for underwater use.KR coatingKowa's KR coating protects the lenses from dirt and other foreign residue that may affix to the lenses during normal use. Even in cases where the lens is accidentally touched, fingerprints or oil can easily be removed through proper lens cleaning methods.Specs:Genesis44 8.5xMagnification: 8.5xObjective Lens Effective Diameter: 44mmMinimum Focusing Distance: 1.7mReal Field of View: 7.0Exit Pupil Diameter: 5.2mmRelative Brightness: 27.0Twilight Factor: 19.3Eye Relief: 18.5mmField of View at 1000m: 122mDimensions (Length x Width x Height): 165x138x64mmWeight: 940gGenesis44 10.5xMagnification: 10.5xObjective Lens Effective Diameter: 44mmMinimum Focusing Distance: 1.7mReal Field of View: 6.2Exit Pupil Diameter: 4.2mmRelative Brightness: 17.6Twilight Factor: 21.5Eye Relief: 16.0mmField of View at 1000m: 108mDimensions (Length x Width x Height): 165x138x64mmWeight: 960gIn the Box:1x Kowa Genesis 44 PROMINAR XD Binocular1x Neck Strap1x Padded Nylon Case with Strap