Simplify the following text for a Grade 6 native English-speaking person.
Original: Active infrared night vision is now commonly found in commercial , residential and government security applications , where it enables effective night time imaging under low light conditions . However , since active infrared light can be detected by night vision goggles , there can be a risk of giving away position in tactical military operations .
Simplified: If there is not enough light to see well , a human may need a night vision device such as night vision goggles to help them see .