Proper exposure in HD is not always easy. Meter readings don’t always match what the camera sees. Zebras tell us where highlights are clipped but that’s about it. False color gives us broad stroke references… but the most useful tool overall is the waveform monitor. The problem is that there are two kinds: both are extremely useful, but for completely different things.

Read the full article at Know Your WaveForm! RGB vs. Luma in the Field (http://www.dvinfo.net/article/production/know-your-waveform-rgb-vs-luma-in-the-field.html)