You use it when you are at the keypad when chasing Holmes.
You go to the club and then go to the top floor and turn on your goggles, then you should see what you need.
Hope i helped!
You go in the club and go to the very top left and put them on. You'll see someone in the vent.
use heat vision goggles and it is blue green yellow and red
If you mean the heat-vision goggles then you go into the robot nightclub as a tool person and use them near the vent and you will see something moving
Go to the disco place, when you walk in go to items and use heat vision goggles. look strait up and he will be in the vents.
You use them on the top floor of nouveau club riche
You go to the robot club and once inside you go to the second floor and use them to look above the bar to the vent. It will show a guy who later you find and start your journey!
You have to use the vision goggles when you go to B.A.D CONTROL CENTER.Go right to find it.
use heat vision goggles and it is blue green yellow and red
you need to find the last spy. she will give you lazer vision goggles. use the goggles to get past the lazers. get to the top of the building and scan the glass with the bad agents finger print.
use the fan in the disco place so the lady will give you a nickel. give the nickel to the guy all the way to the left of the factory. he'll give you heat vision goggles.
There is no night vision goggles just use the lantern.
Go to the robot club (the one with the broken AC) and use your heat goggles. He is floating around on the top floor.
Rescue the third spy to get the ultra vision goggles. Then go to B.A.D. Control Center then use the ultra vision goggles to see the lazers and wait until they go off to go right. When you rech the top, use the glass with the fingerprint to get inside the door.