I've never owned one. And as I understand, most DP's today don't even use them any more when shooting digital. I've got a monitor with zebras, false color and histogram, and I'm pretty confident I can make most of my exposure decisions using these tools. My interest in a light meter is more or less to experiment and to gain a basic framework for differences and similarities in lighting environments, situations, subjects, etc. Honestly, I hear DP's talk about such and such being a stop brigh