Why not night vision goggles?

So they reworked the mtf/ntf character models and have cool goggles that are just for asthetics. Makes me wonder instead of relying on flashlights or night vision scopes why not night vision goggles?

So they reworked the mtf/ntf character models and have cool goggles that are just for asthetics. Makes me wonder instead of relying on flashlights or night vision scopes why not night vision goggles?