51 31 015 Repairing damage to windscreens caused by pitting (stone chips) (clear and tinted laminated safety glass)

Field of vision (no repairs acceptable): 

1. A 50 mm (gap between field of view / center of vehicle)
2. B Up to end of wiper range, outside (field of view width)
3. C Restriction by wiper range (height of field of view)

Fig 1: Identifying Field Of Vision (No Repairs Acceptable)

Courtesy of BMW OF NORTH AMERICA, INC.