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Vertex and Diopters-to-Base-Curve Conversion Charts

Diopters to Radius Conversion Chart

Vertex Conversion Chart

— Spectacle Power +
34.00
34.25
34.50
34.75
35.00
35.25
35.50
35.75
36.00
36.25
36.50
36.75
37.00
37.25
37.50
37.75
38.00
38.25
38.50
38.75
39.00
39.25
39.50
39.75
40.00
40.25
40.50
40.75
41.00
41.25
41.50
41.75
42.00
42.25
42.50
42.75
43.00
43.25
43.50
43.75
44.00
44.25
44.50
44.75
45.00
45.25
45.50
45.75
46.00
46.25
46.50
46.75
47.00
47.25
47.50
47.75
48.00
48.25
48.50
48.75
49.00
49.25
49.50
49.75
50.00
50.25
50.50
50.75
51.00
51.25
51.50
51.75
52.00
52.25
52.50
52.75
53.00
53.25
53.50
53.75
9.92mm
9.85mm
9.78mm
9.71mm
9.64mm
9.57mm
9.50mm
9.44mm
9.37mm
9.31mm
9.24mm
9.18mm
9.12mm
9.06mm
9.00mm
8.94mm
8.88mm
8.82mm
8.76mm
8.70mm
8.65mm
8.60mm
8.54mm
8.49mm
8.44mm
8.39mm
8.33mm
8.28mm
8.23mm
8.18mm
8.13mm
8.08mm
8.04mm
7.99mm
7.94mm
7.89mm
7.85mm
7.80mm
7.76mm
7.71mm
7.67mm
7.63mm
7.58mm
7.54mm
7.50mm
7.46mm
7.42mm
7.38mm
7.34mm
7.30mm
7.26mm
7.22mm
7.18mm
7.14mm
7.11mm
7.07mm
7.03mm
6.99mm
6.96mm
6.92mm
6.89mm
6.85mm
6.82mm
6.78mm
6.75mm
6.72mm
6.68mm
6.65mm
6.62mm
6.58mm
6.55mm
6.52mm
6.49mm
6.46mm
6.43mm
6.40mm
6.37mm
6.34mm
6.31mm
6.28mm
-3.87
-4.00
-4.25
-4.50
-4.75
-5.00
-5.12
-5.37
-5.62
-5.75
-6.00
-6.25
-6.50
-6.62
-6.87
-7.12
-7.25
-7.50
-7.75
-7.87
-8.12
-8.37
-8.50
-8.75
-8.87
-9.37
-9.75
-10.12
-10.50
-10.87
-11.25
-11.62
-12.00
-12.37
-12.75
-13.00
-13.50
-13.75
-14.12
-14.50
-14.75
-15.12
-15.50
4.00
4.25
4.50
4.75
5.00
5.25
5.50
5.75
6.00
6.25
6.50
6.75
7.00
7.25
7.50
7.75
8.00
8.25
8.50
8.75
9.00
9.25
9.50
9.75
10.00
10.50
11.00
11.50
12.00
12.50
13.00
13.50
14.00
14.50
15.00
15.50
16.00
16.50
17.00
17.50
18.00
18.50
19.00
+4.25
+4.50
+4.75
+5.00
+5.25
+5.62
+5.87
+6.12
+6.50
+6.75
+7.00
+7.37
+7.62
+8.00
+8.25
+8.50
+8.87
+9.12
+9.50
+9.75
+10.12
+10.37
+10.75
+11.00
+11.37
+12.00
+12.75
+13.37
+14.00
+14.75
+15.50
+16.12
+16.75
+17.50
+18.25
+19.00
+19.75
+20.50
+21.50
+22.25
+23.00
+23.75
+24.75

Practitioner of the Year – 2012

Dr. Greg DeNaeyer

Dr. Greg DeNaeyer received the GPLI’s highest honor awarded to a practitioner. Congratulations to Dr. DeNaeyer. Read more.

Rising Stars Spotlight

Case of the Quarter

Residents and students: Submit your case for the chance to win a grant from the GPLI. Learn more.

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