Handle of a marking device
Hazard detector
In-vivo radiation counter or similar article
Infrared radiation sensor
Instrument for sensing magnetic variations in the atmosphere
Integrating sphere or similar article
Iron detector
Line locator
Magnetic detector with extendable wand
Magnetic stud detector
Measuring instrument for metal detection in concrete
Metal detector
Metal detector
Metal detector
Metal detector
Metal detector
Metal detector
Metal detector
Metal detector
Metal detector