Term - Twilight factor

Twilight factorSWPP Photographic Glossary

Wednesday 25th December 2024  

Award-winning digital fine art & photo inkjet papers, inks, canvases and accessories.



SWPP

Glossary
 

Image Competition
Free entry for SWPP members.

Membership
Free Information Pack

Qualifications - An Overview

Twilight factor

An indication of the brightness value of binoculars. It's similar to relative brightness, but you multiply the objective lens with the magnification and then find the square root of the resulting number. A higher number indicates the binoculars will be better for use in low light.



 

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