Focus & Depth of Field
4 terms
Focus & Depth of Field
Circle of Confusion
The largest blur circle that still reads as a point to the viewer, and the value on which every depth-of-field calculation depends.
Focus & Depth of FieldContinuous-servo Autofocus
An autofocus mode, marked AF-C or AI Servo, that keeps adjusting focus for as long as the button is held.
Focus & Depth of FieldContrast-detection Autofocus
A focusing method that drives the lens back and forth, measuring image contrast, and settles at the point of maximum contrast.
Focus & Depth of FieldCross-type AF Point
A phase-detection point sensitive to detail running in both horizontal and vertical directions.