adjustment
Highlights vs. Whites | What’s The Difference & When To Use Which?
Kishore Sawh
Two sliders on the basic panel and they seem so similar, but they are in fact different, and most seem not to know how, and why it's relevant.
The Difference between Brush Flow and Brush Density in Lightroom 4
Pye
You may notice that when you use the Adjustment brushes in Lightroom 4, there are two sliders at the bottom of the panel called Flow and Density. They affect the opacity of the brush stroke but in two different ways. When they are combined, Flow and Density allow you to really dial in how sensitive your adjustment brush is going to be.
