From Unofficial Stationeers Wiki
|Created With||Tool Manufactory Mk. II|
|Cost||5g Steel, 5g Silicon, 5g Inconel|
To make it you must have upgraded to a Tool Manufactory Mk. II.
When you turn on the Sensor Lenses, it creates an overlay in your view showing the location of ore nodules
As of Update 0.2.3036.15111 the sensor lenses appear to have a flaw where they still show an icon where ore that has already been mined used to be.