Everything You Need to Know to Buy Your First DSLR

Tired of missing those action shots? Are blurry indoor photos getting you down? A DSLR might be just the cure for your point-and-shoot blues

SENSOR SIZEDSLR sensors come in two general sizes: Advanced Photo System type-C and full frame. Full frame� refers to a sensor roughly the same size as a 35mm film frame. Most APS-C sensors offer crop factors of roughly 1.5--1.6x of that. Generally, a full-frame sensor offers better low-light performance, while an APS sensor offers better reach. A 50mm lens on an APS-C sensor camera is equivalent to a 75mm lens on a full‑frame sensor. So if you're shooting long---say, football fields or wildlife---a 300mm lens will give you an equivalent 450mm reach. The crop factor also has an effect...

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