While the human eye can easily adjust to changing light colors, a camera doesn’t have it so easy here. Because of this, you have to let it know when its coloring of a scene differs from reality. The way to do this is via camera modes or automatic white balance. In the following article we’ll take a look at how to fine-tune a scene’s colors so that they match reality.

You’ve probably heard of gray cards in connection with white balancing. But there’s also another use that, while it may sound strange, is perfectly sensible: getting a firm grip on exposure.