Magazine
About us
Join
|
|
SWPP Home Magazine About us Join |
Term - Principal point |
| Principal point | SWPP Photographic Glossary | Sunday 23rd January 2022 |
|
Principal pointA point from which the focal length is measured. The principal point of a simple lens is located at the center of the lens. Compound lenses have two principal points, the location of which cannot be determined by appearance.
|
|
Information provided by: SWPP Contact SWPP |