TANZANITE[TN]

*Mirror： Purple/Red
*Base lens： Dark gray
*Transmittance： 11％
*Lens curve： 8
*Material： Polycarbonate
*Blocking 100% of UVA/UVB
*High Reflectivty: Others will not be able to see wearer's eyes in most conditions.

The Base lens is Dark Gray which provides you comfortable and natural vision for every situation.
This color of the mirror coating is almost same as Oakley "Positive Red".
The Base lens is also same as Positive Red (Dark gray).
It keeps all of the light out and can also reduce glare, also  it is easy-to-use in all day-time activities.
Looking through the lenses is gray and it offer a natural view, you can use this lens for long time without stress.
This is suitable for Running, Walking, and some other sports which no contrast view.

This lens have prism-adjustment function, also it corrects a distortion of vision.

It is NOT recommended to use for a night time driving!