Term - Principal point

Principal point SWPP Photographic Glossary

Friday 9th May 2025  

Everything you need to grow your Photography business.



SWPP

Glossary
 

Image Competition
Free entry for SWPP members.

Membership
Free Information Pack

Qualifications - An Overview

Principal point

A 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
More Photographic Terms

Contact SWPP

Reviews

The Society of Photographers Excellent TrustPilot

The Society of Photographers 4.9 stars

Update cookies preferences