Steve Kelley | In world of NFL coaching, Jim Zorn has arrived. Originally published November 24, 2008 at 12:00 am Updated November 23, 2008 at 10:15 pm. On Sunday, as the Seahawks lost for the ninth time in 11 games and the fourth time in a row, it is worth taking a moment to celebrate Jim Zorn's success. Share story.
Eye relief refers to the distance between your eye and the lens at the rear of the scope that will give you a full crisp view, no dark ring around the edges. Important to know for high recoil calibers to avoid a black eye or worse. Some scopes are single power (3Ã32, 4Ã30 for example) which means no adjustments.
How to Read Your Eyeglass Prescription. When you look at your prescription for eyeglasses, you will see numbers listed under the headings of OS and OD. They are Latin abbreviations: OS (oculus sinister) means the left eye and OD (oculus dextrus) means the right eye. Occasionally, you will see a notation for OU, which means something involving both eyes.