พันธมิตรความร่วมมือ

หน้ากากเชื่อมตัดแสงอัตโนมัติ / Auto Darkening Helmet – OPTREL- หน้ากากปรับแต่งถุงมือ ccm ,The ADF, or automatic darkening filter, consists of liquid crystal displays (LCDs), electronic components, solar cells/batteries, sensors and a UV/IR filter. This is the part of the helmet that automatically darkens when a welding arc is struck. optrel provides a wide range of ADFs with various features and shade protection options.หน้ากากเชื่อมตัดแสงอัตโนมัติ / Auto Darkening Helmet – OPTRELThe ADF, or automatic darkening filter, consists of liquid crystal displays (LCDs), electronic components, solar cells/batteries, sensors and a UV/IR filter. This is the part of the helmet that automatically darkens when a welding arc is struck. optrel provides a wide range of ADFs with various features and shade protection options.