65m/m Extra Thick Single Vision

 

Semi-Finished:

Material CR-39*

 

65m/m Base Curves:

 

Plano Base Curves:

22m/m Edge

 

2.00, 4.25 - Base Curves:

15m/m Edge

22m/m Edge

 

6.25, 8.25, 10.25, 12.00 - Base Curves:

8.5m/m Edge (8.5 Edge Extra Thick in Center Only)

11.5m/m Edge

15m/m Edge

22m/m Edge

 

Material: CR-39* Plastic                                                                                                               Specific Gravity: 1.32

Index of Refraction: 1.498                                                                                                                             Extra Thick

Abbe Value: 58                                                                                                                                            Single Vision

                                                                                                                                                      15m/m or 22m/m Edge

                                                                                                                                                                                   65m/m

 

                                                 Extra Thick

                                                 15m/m Edge

 

 

Lens               Actual         Nominal      Actual           Back         Sag                                                     Seg             Seg

Style               Size               Curve        Curve         Curve       50m/m           C.T.             E.T.           Inset           Drop

 

S.V.                 65m/m           2.00              2.00          2.25            1.191          14.4            15.0          S.V.             S.V.

S.V.                 65m/m           4.25              4.25          6.25            2.573          13.2            15.0          S.V.             S.V.

S.V.                 65m/m           6.25              6.25          6.25            3.864          15.4            15.0          S.V.             S.V.

S.V.                 65m/m           8.25              8.25          6.25            5.240          17.5            15.0          S.V.             S.V.

S.V.                 65m/m         10.25            10.25          6.25            6.742          20.0            15.0          S.V.             S.V.

S.V.                 65m/m         12.00            12.00          2.25            8.207          26.0*          15.0          S.V.             S.V.

S.V.                 **60/65        14.00            14.50          2.25         10.695          30.0*          15.0          S.V.             S.V.

S.V.                 **54/65        16.00            16.50          2.25         13.307          27.0*          15.0          S.V.             S.V.

S.V.                 **48/65        18.00            18.50          2.25         17.392          25.0*          15.0          S.V.             S.V.

S.V.                 **44/65        20.00            20.50          2.25         16.213          24.8            15.0          S.V.             S.V.

 


Extra Thick

Single Vision 22m/m Edge

 

Lens               Actual         Nominal      Actual           Back         Sag                                                     Seg             Seg

Style               Size               Curve        Curve         Curve       50m/m           C.T.             E.T.           Inset           Drop

 

S.V.                 65m/m        Plano              0.00          2.25            0.00            20.6            22.0          S.V.             S.V.

S.V.                 65m/m           2.00              2.00          2.25            1.191          22.4            22.0          S.V.             S.V.

S.V.                 65m/m           4.25              4.25          6.25            2.573          21.4            22.0          S.V.             S.V.

S.V.                 65m/m           6.25              6.25          6.25            3.864          21.4            22.0          S.V.             S.V.

S.V.                 65m/m           8.25              8.25          6.25            5.240          27.0*          22.0          S.V.             S.V.

S.V.                 65m/m         10.25            10.25          6.25            6.742          30.0*          22.0          S.V.             S.V.