PetaPixel -
9 Jun 2017 21:41

Off the top of your head, do you know how much more light f/2.8 lets in compared to f/5.6? Do you know the f-stop number that comes after 11? This 1.5-minute video reveals the simple pattern used by the scale. If you didn't know, f/2.8 lets in four times as much light as f/5.6. That's […]
Share this Article