Posts Tagged ‘Crop factor’

What is Crop Factor?

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Sometimes when reading photography articles or camera reviews, you may find that they refer to 'crop factor'. Crop factor is only really relevant to interchangeable lens cameras, but it is worth understanding what crop factor means.

Crop factor all comes down to the fact that most digital cameras use a smaller image sensor size than a frame of 35mm film. Where this comes into play is (primarily) when looking at lens focal lengths.

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Photography Basics – Focal length

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Lenses, both those available separately for DSLR cameras, and those built into compact and bridge cameras, come in a wide variety of focal lengths. This article discusses the different focal lengths, what they are suitable for, and the different trade-offs.

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Written by Discover Digital Photography

May 15th, 2011 at 5:00 am