Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
5 Cards in this Set
- Front
- Back
|
Depth of Field
|
The area that is in acceptable focus in front of the lens.
|
|
|
Depth of Focus
|
The area that is in acceptable focus behind the lens at the focal plane.
|
|
|
DOF measured?
|
Anywhere from a fraction of a millimeter to virtually infinite.
|
|
|
Large DOF means more or less focus?
|
More.
|
|
|
What is a circle of confusion?
|
It is an optical spot caused by a cone of light rays from a lens not coming to a perfect focus when imaging a point source.
|
