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Technical Information
1.37
33
395
100%
100%

Availability   HC | MAR |SHMC   Prism   < 4
O   Range   CYL   ADD
60/70
 
6.00
  4.00   From 1.00
to 3.50

60/75
 
5.00
  4.00

Tokai BS Indoor Back Surfaced Varifocal 1.67 index

Indoor progressive lens utilising back surface technology
Intermediate bias while still maintaining comfortable far and near zones
23mm corridor means the transition of progressive power is extremely smooth, creating a wide corridor and eliminating lateral distortions

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