As part of our image quality testing for the Canon PowerShot SX40 HS, we've shot our resolution chart.

If you view our crops of the resolution chart's central section at 100% (or Actual Pixels) you will see that, for example, at ISO 100 the Canon PowerShot SX40 HS is capable of resolving up to around 22 (line widths per picture height x100) in its highest quality JPEG files.

Examining images of the chart taken at each sensitivity setting reveals the following resolution scores in line widths per picture height x100:

Canon powershot sx40 hs iso 100

Canon powershot sx40 hs iso 100

ISO 100, score: 22 (see full image)

Canon powershot sx40 hs iso 200

Canon powershot sx40 hs iso 200

ISO 200, score: 22 (see full image)

Canon powershot sx40 hs iso 400

Canon powershot sx40 hs iso 400

ISO 400, score: 22 (see full image)

Canon powershot sx40 hs iso 800

Canon powershot sx40 hs iso 800

ISO 800, score: 20 (see full image)

Canon powershot sx40 hs iso 1600

Canon powershot sx40 hs iso 1600

ISO 1600, score: 20 (see full image)

Canon powershot sx40 hs iso 3200

Canon powershot sx40 hs iso 3200

ISO 3200, score: 10 (see full image)

ABOUT THE AUTHOR

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Amy (Twitter, Google+, blog) is a freelance journalist and photographer. She worked full-time as the News Reporter / Technical Writer (cameras) across Future Publishing's photography brands and TechRadar between 2009 and 2014 having become obsessed with photography at an early age. Since graduating from Cardiff Journalism School, she's also won awards for her blogging skills and photographic prowess, and once snatched exhibition space from a Magnum photographer.