AGE GROUP-YEARS OD OS
20-24 NPL CF*
  NPL 6/6
  NPL 6/18
  6/60 CF
25-29 6/5 CF
  6/36 HM
  6/6 6/60
  NPL 6/5
  6/5 HM
30-34 6/12 NPL
  6/24 6/24
35-39 6/18 6/24
  6/9 NPL
  6/36 6/5
  6/5 6/36
  NPL CF
  6/36 HM
  NPL 6/5
  6/24 NPL
CF: Counting fingers, HM: Hand movements, NPL: No perception of light
Table 1: Visual Acuity in Under Forty with Visual Impairment.