Term - Relative brightness

Relative brightnessSWPP Photographic Glossary

Wednesday 25th December 2024  

MPB - Buy, sell or trade used photo and video kit



SWPP

Glossary
 

Image Competition
Free entry for SWPP members.

Membership
Free Information Pack

Qualifications - An Overview

Relative brightness

Indicates how good binoculars are in low light. To find this divide the objective lens by the magnification and square the result. A 10x40 has a relative brightness of 16 (40/10= 4, 4x4=16). A higher number means the binoculars will be better in low light situations.



 

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