Magnification x Obj Lens: 12x 50mm - Lens Coating: Fully Coated - Field of View: ft@1000yds 265' - Adapt to Tripod: Yes - Eyecups: Fold-down - Eye Relief: 9mm - Focus System: Free - Exit Pupil: 4.2mm - Prism Glass: BK-7 - Water/Fog Proof: No - Prism System: Porro - Weight: 31 oz - Size Class: Standard - This hard-earned lesson drove the creation of our PermaFocus® binocular series. Simply raise them to your eyes and catch the action instantly with stunning clarity - no adjustments necessary. Their unique focus-free feature keeps them dialed in for instantaneous viewing at virtually any distance. They're perfect for sporting events nature observation and winter days when gloves would hinder the use of standard-focus binoculars. Precision-crafted fully coated optics offer bright crisp images. Magnify life instantly with our PermaFocus® series.