Diopter to Radius Conversion Formula: 337.5/D = mm

Radius to Diopter Conversion Formula: 337.5/mm = D

Diopter

Radius

Diopter

Radius

Diopter

Radius

23.00D

14.67mm

39.00D

8.65mm

49.00D

6.89mm

24.00D

14.06mm

39.25D

8.60mm

49.25D

6.85mm

25.00D

13.50mm

39.50D

8.54mm

49.50D

6.82mm

26.00D

12.98mm

39.75D

8.49mm

49.75D

6.78mm

27.00D

12.50mm

40.00D

8.44mm

50.00D

6.75mm

28.00D

12.05mm

40.25D

8.39mm

50.25D

6.72mm

29.00D

11.63mm

40.50D

8.33mm

50.50D

6.68mm

30.00D

11.25mm

40.75D

8.28mm

50.75D

6.65mm

31.00D

10.88mm

41.00D

8.23mm

51.00D

6.62mm

31.25D

10.80mm

41.25D

8.18mm

51.25D

6.58mm

31.50D

10.71mm

41.50D

8.13mm

51.50D

6.55mm

31.75D

10.63mm

41.75D

8.08mm

51.75D

6.52mm

32.00D

10.54mm

42.00D

8.04mm

52.00D

6.49mm

32.25D

10.46mm

42.25D

7.99mm

52.25D

6.45mm

32.50D

10.38mm

42.50D

7.94mm

52.50D

6.42mm

32.75D

10.30mm

42.75D

7.89mm

52.75D

6.39mm

33.00D

10.22mm

43.00D

7.85mm

53.00D

6.36mm

33.25D

10.15mm

43.25D

7.80mm

53.25D

6.34mm

33.50D

10.07mm

43.50D

7.76mm

53.50D

6.31mm

33.75D

10.00mm

43.75D

7.71mm

53.75D

6.28mm

34.00D

9.92mm

44.00D

7.67mm

54.00D

6.25mm

34.25D

9.85mm

44.25D

7.63mm

54.25D

6.22mm

34.50D

9.78mm

44.50D

7.58mm

54.50D

6.19mm

34.75D

9.71mm

44.75D

7.54mm

54.75D

6.16mm

35.00D

9.64mm

45.00D

7.50mm

55.00D

6.13mm

35.25D

9.57mm

45.25D

7.46mm

55.25D

6.10mm

35.50D

9.50mm

45.50D

7.42mm

55.50D

6.08mm

35.75D

9.44mm

45.75D

7.38mm

55.75D

6.05mm

36.00D

9.37mm

46.00D

7.34mm

56.00D

6.03mm

36.25D

9.31mm

46.25D

7.30mm

56.25D

6.00mm

36.50D

9.24mm

46.50D

7.26mm

56.50D

5.97mm

36.75D

9.18mm

46.75D

7.22mm

56.75D

5.95mm

37.00D

9.12mm

47.00D

7.18mm

57.00D

5.93mm

37.25D

9.06mm

47.25D

7.14mm

57.25D

5.90mm

37.50D

9.00mm

47.50D

7.11mm

57.50D

5.88mm

37.75D

8.94mm

47.75D

7.07mm

57.75D

5.85mm

38.00D

8.88mm

48.00D

7.03mm

58.00D

5.83mm

38.25D

8.82mm

48.25D

6.99mm

58.25D

5.80mm

38.50D

8.76mm

48.50D

6.96mm

58.50D

5.77mm

38.75D

8.70mm

48.75D

6.92mm

58.75D

5.75mm