What is resolution? How to get maximum detail in images

What is resolution? How to get maximum detail in images

Photo Science – why small apertures reduce image resolution

 

Our photography cheat sheet below explains some of the science behind image resolution and why using a small aperture can reduce resolution. To download this cheat sheet, simply drag and drop the infographic on to your desktop.

Photo Science - why small apertures reduce image resolution: free photography cheat sheet

To get the best resolution from your lens you need to set a mid-range aperture. The widest and the narrowest aperture settings (f/2.8 and f/22 in our examples below) give noticeably less detail than when using a setting of f/8.

Below is a still life scene we set up to help illustrate the effect. Beneath it we will show 100% crops of the pages in the book to show the resolution at each aperture setting.

What is image resolution: why you should use a mid-range aperture
Image resolution at wide, narrow and mid-range apertures

Image resolution at f/2.8 Image resolution at f/8 Image resolution at f/22

PAGE 1: Common questions about image resolution
PAGE 2: Photo science – why small apertures reduce image resolution
PAGE 3: How to increase or decrease image resolution

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