PixelMeter

August 17, 2025

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Educational
Ivor Rackham
23
A seagull flies over calm water with two anchored boats in the background, set against a blurred shoreline.

Understanding Aperture Will Instantly Improve Your Photography

In my previous article, we embarked on an adventure that started with a basic understanding of metering and exposure. Hopefully, you appreciate how the camera measures light and how its aperture, ISO, and shutter speed can be balanced to expose the image correctly. Each of those changes the way the image looks, and here’s what the aperture does.