近視度數的換算

視力檢查表

換算 ( 備註:1d = 100 )近視度數
1.01.0 = 0.00d = 0.00 100 = 0   0   
0.90.9 = 0.25d = 0.25 100 = 25  25  
0.80.8 = 0.75d = 0.75 100 = 75  75  
0.70.7 = 1.00d = 1.00 100 = 100 100
0.60.6 = 1.25d = 1.25 100 = 125 125
0.50.5 = 1.50d = 1.50 100 = 150 150
0.40.4 = 1.75d = 1.75 100 = 175 175
0.30.3 = 2.00d = 2.00 100 = 200 200
0.20.2 = 2.25d = 2.25 100 = 225 225
0.10.1 = 2.50d = 2.50 100 = 250 250