PROTECT AND ENHANCEOften you have to handle the fine details of any corrosive liquids, vapours which are harmful to the eyes, and have to work close low, which further increases the risk. Need goggles, but at the same time it is desirable to have a magnifying glass.
If the frame of glasses is a rubber one glass is simply replaced with a suitable lens. Will be able to use a clock and a magnifying glass, if you make it a transitional plastic or rubber band, tucks under the edge of the rim goggles.


A. VINOGRADOV, G. M o g I l e in, Belarus

Recommend to read

  • Model rocket boatModel rocket boat
    Missile boats are designed for application of sudden missile attacks on surface ships and transport ships on transportation on the sea lanes in the areas of fighting. It is small, with a...
    To various tool holders, cartridges and heads, clamping a working tool in addition to reliability, is increasingly imposed and such requirements as simplicity, convenience and...