hat
Jeffoptics yon varyete de aparèy pou kontwòl kalite vè ki gen ladan mèt sifas estrès, kwen mèt estrès, gwo mèt gade estrès, apeze idantifyan vè ak ...
eng
Jeffoptics a variety of devices for glass quality control including surface stress meter, edge stress meter, large view stress meter, tempered glass identifier and ...