isn’t it … depends on the design of the lenses … so on every binocular this must be indicated … otherwise you can measure it with 2 stars in each side of the view, and this value in arcdegrees can be multiplied by 52.5 to reach the fov in feet (watching from 1000 yards)
isn’t it … depends on the design of the lenses … so on every binocular this must be indicated … otherwise you can measure it with 2 stars in each side of the view, and this value in arcdegrees can be multiplied by 52.5 to reach the fov in feet (watching from 1000 yards)