Latest / The Nerdy Photographer Podcast
174 - The "Why" Behind Your Aperture – Beyond the Bokeh
Many photographers learn aperture in two steps: wide for blur, narrow for sharpness. It's a reasonable starting point, but it skips the physics that actually determines how sharp your images are, and it leads to a habit that's quietly costing you image quality. And if you know anything about me at this point, you know I'm down for a physics discussion.
We start with diffraction — the optical phenomenon that makes f/22 softer than f/8, even though everything is technically "in focus." When light is forced through a tiny aperture opening, it bends and spreads rather than travelling cleanly to…
The skinny
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