Vision - 20/40 in best eye, with or without correction; approximately 140 degrees peripheral, which as a single criteria shall not be excluding; and depth perception adequate to reasonably determine distance and closing rate of other moving vehicles from a stationary or moving school bus; eye coordination to avoid diplopia; color vision must be adequate to distinguish the colors of red, green and amber of a traffic light. Legible, timely and accurate completion of forms, records, time sheets, trip requests, route studies, trouble reports, misconduct reports, accident reports, and other clerical type activities as may be required.