With the Tri-Scray 2.0 HR, Alpina continues the successful history of sport glasses with interchangeable lenses. The new half-frame version is aimed above all at sportsmen and women who are versatile on the road. Thanks to the Twist-Fix lens changing technology, the perfect tinted lens is just a flick of the wrist away. Click, clack – lens off. And just as quickly, the interchangeable lens is in. The adjustable nose pads are individually adjusted – they guarantee that the glasses always sit perfectly on the nose. Ergonomically shaped 2-component brackets ensure that the Tri-Scray 2.0 HR does not slip.
Features:
100% UV protection
The reflective surface reflects infrared rays
The ceramic material lenses are break-proof and offer 100% protection
Clear, undistorted vision thanks to decentred lenses
Improved vision and protection from draughts thanks to strongly domed lenses and a targeted airflow management that prevents lenses from fogging up
Visible Light Transmission (VLT)
This is the measure of how much light your sunglass lens lets through to your eye and can be expressed as a percentage, therefore a VLT of 1% means very dark glasses indeed, and a VLT of 100% means all the light is getting through and the lens is therefore a 'clear lens'.
Rather than quote a percentage for each lens they are categorised as follows:
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