Superiority  of bright colored lens

This lens makes pupils smaller (bright glasses with high visible light transmittance)

KANATA’s bright colored lens has high visible light transmittance and cuts harmful rays.
A bright colored lens with high visible light transmission will make the eye pupil smaller than a dark colored lens with low.

Not only does this lens cut out harmful rays, but it also reduces the amount of light that enters the eye by getting the pupil smaller.

This is natural function of the eye.
This glasses is so designed in a way that the harmful light rays that enter from the side of the glasses without passing through the lens and the harmful light rays that reflect from the back of the lens will be reduced by making pupil smaller.

Specifications: Cuts more than 99% of ultraviolet rays and cuts blue rays (made in Japan)