Protos Integral Glasses Optical Prescription Eyewear Insert Size:Default from the biggest to the

from the biggest to the smallest

Anything less is likely to lead to a very short career

the connection is not affected by radio control or similar and this with a range up to 150m between 2 units and up to 600m between 4 units

2 x tool lanyard / gear loops for secure tethering

Protos Integral Glasses Optical Prescription Eyewear Insert Size:Default from the biggest to theThe Optical Insert has been specifically designed as an add on for the PROTOS Integral Safety Glasses. It can be easily clipped to the bridge of the PROTOS Integral Safety Glasses. Your optician can easily mount optical lenses up to + 4 dioptres into the glass insert. The lenses are fully protected, as they are placed behind the protective glasses. A major advantage of the integrated glass insert is that no temples interfere with the ear protector,