1.49 CR-39 Single Vision Lens
Index
1.499
Abbe Value
58
Gravity
1.31
Treatment
Uncoated/Hard-Coated/Hard-Coated Tintable/Hard-MultiCoated/Super-Hydrophobic
Design
Spherical/Aspherical
SPH
CYL(-)
(-)
0
-0.5
-1
-1.5
-2
-2.5
-3
-3.5
-4
(+)
-0.25
0.25
0.5
-0.75
0.75
1
-1.25
1.25
1.5
-1.75
1.75
2
-2.25
Φ65/70/75/80mm
2.25
Φ50/55/60/65/70mm
2.5
-2.75
2.75
3
-3.25
3.25
3.5
-3.75
3.75
4
-4.25
4.25
-4.5
4.5
-4.75
4.75
-5
5
-5.25
5.25
-5.5
5.5
-5.75
5.75
-6
6
6.25
6.5
6.75
7
7.25
7.5
7.75
8
Remark
The actual Sph and Cyl Power are both 0.25 per step
Cyl up to -6.00 is available in RX production as the extended power range