top of page
Single Vision 1.50 index -> G50
REFRACTIVE INDEX
1.50
ABBE VALUE
58
SPECIFIC GRAVITY
1.32
SPHERICAL
SEMI-FINISHED G50 | DIAMETER 65/70/75mm
BASE
65
0.50 2.00 3.50 5.00 6.50 8.00 9.50 10.50
70
0.50 2.00 3.50 5.00 6.50 8.00 9.50
75
2.00 3.50 5.00 6.50 8.00
FINISHED G50 | DIAMETER 65/70mm
PLUS 65mm
PLUS 65mm CYL EXT*
SPH
+0.25 a +6.00
CYL
Up to -2.00
SPH
+0.25 to +6.00
CYL
-2.25 to -4.00
MINUS 70mm
MINUS 65mm CYL EXT*
Plano to -6.00
SPH
Plano to -6.00
SPH
CYL
Up to -2.00
CYL
-2.25 to -4.00
* Available upon request
bottom of page