Medical face mask materials covered under these specifications shall be designated as one or more of the following performance classes based on the barrier performance properties of the materials used in medical face masks.
Air breather at the back of dustbin is capable of keeping ventilation in dustbin, thereby keeping air stability inside dustbin and avoiding harmful gas formed by high temperature.
Long range uncooled thermal vision camera fs-ur195&uhr220 is designed based on the latest uncooled infrared technology and infrared optical technology. With 17um 640*512resolution uncooled FPA sensor, advanced digital circuit and image processing technolo