Setting opacity and blending options

A layer's opacity and blending options determine how its pixels interact with pixels on other layers.

Related Subtopics:

Setting layer opacity
Choosing a blending mode
Filling new layers with a neutral color
Specifying fill opacity
Specifying knockout options
Restricting blending to channels (Photoshop)
Grouping blend effects
Specifying a range for blending layers (Photoshop)