Tokai’s premium ‘square design’ progressive lens – The main benefit of this design is wide intermediate and reading (perfect for today’s digital lifestyle), without the visual constraint of narrow distance vision. Sereno has it all!
Comfortable panoramic far vision is achieved by ergonomic human eye analysis – Aberrations are pushed outside of the limited static visual field of 30 degrees around the eye point of the lens
Enhanced 3D back surface design
Tokai determine inset based on power
Tokai will determine the most appropriate front curve taking into account the balance between left and right