The Micro Four Thirds system is designed to be the smallest, lightest interchangeable-lens camera system on the market. It's not quite as small as a point-and-shoot camera, but it's much smaller than a traditional DSLR camera. The lenses are also much smaller than those of a DSLR, and they have a special mount that allows them to fit onto both Micro Four Thirds cameras and traditional DSLRs. Here are some great Micro Four Thirds lenses from Panasonic.
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