If you’ve been to any surveillance trade show, or picked up an industry magazine in the past few years, you will have noticed that almost every camera manufacturer seems to be talking about low light.

Moody, low-key lighting. Unsettling music. Sudden scares. Point of view camera work to place us in the mind of a killer or monster. Good versus absolute evil. Humans fighting monsters. Everyday ...

By keeping the key light to fill light ratio so high, this style results in a bright and even image with very little in the way of shadows. Low-key lighting is the opposite of high-key lighting.