sight width

daylight width, sight size, sight width

The width of a glazed opening which admits light.
References in periodicals archive ?
But, I also presented a slide with the equation, too, for calculating front post MOA given sight width and eye radius, intended as "eye candy" to appeal to any shooters present that were interested in getting more detailed information.
Do it at 70 yards, and the plates are smaller than your front sight width.
You will also run into situations calling for shorter sight posts and I make it a habit to carry a modest stock of both tall and short posts in all three sight widths.