Table 1.

Definitions of blindness and partial sight used on BD8 certificates (apply to the better eye)

Blindness		Partial Sight
Legal definition	so blind that they cannot do any work for which eyesight is essential	Definition(there is no legal definition)	substantially and permanently handicapped by defective vision caused by congenital defect, illness or injury
Recommendations:	worse than 3/60 (corrected visual acuity) or worse than 6/60 with very contracted visual fields or 6/60 or above with a very contracted visual field especially in the lower part of the field	Recommendations	3/60 or 6/60 with full visual field or 6/24 or worse with moderate constriction of visual field or 6/18 or better with gross visual field defects