Definitions for "Reflex Camera"
Keywords:  slr, mirror, scene, camera, tlrs
A camera that has a mirror directly in the path of light traveling through the lens that reflects the scene to a viewing screen.
camera that allows the photographer to view and focus the exact scene being photographed
In general, any camera that uses a mirror (or prism, or both) to allow the photographer to actually view through a lens. This basically means a 35mm SLR, but also includes medium format SLRs and TLRs.