Histograms

 
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Histograms are easy. It's simply a bar graph that shows the range of brightness available in the scene, from black at the extreeme left to white at the extreme right. The higher any area of the graph, the more of that level of brightness that exists in the picture. What you see at a glance is that there is a fair amount of black, a lot of mid-tones and only a small amount of highlight tones. It takes a little while to learn how to determine what to do with this information, but it's a vital tool when working in image processing software and can be equally indispendable when working with a digital camera.Michael  

ByHoward Smith (Hssmith)on Wednesday, March 13, 2002 - 04:54 pm:

Thanks Michael. I now realize I did know what a histogram is and what it is saying. Unhappily, I haven't the foggiest notion of what to do with it. The example you provided shows a histogram, but just looking at the image I can see there ...