That's right. Here's a handy chart with common sensor sizes: https://en.wikipedia.org/wiki/Full-frame_DSLR#/media/File:SensorSizes.svg https://en.wikipedia.org/

That's right. Here's a handy chart with common sensor sizes: https://en.wikipedia.org/wiki/Full-frame_DSLR#/media/File:SensorSizes.svg https://en.wikipedia.org/wiki/Full-frame_DSLR#/media/File:Se... E.g. on a Canon 450D (crop factor 1.6) the equivalent of a 50mm full frame lens is a 30mm lens