Noun
camera that allows the photographer to view and focus the exact scene being photographed
Source: WordNetA single-lens reflex camera (SLR) typically uses a mirror and prism system (hence "reflex", from the mirror's reflection) that permits the photographer to view through the lens and see exactly what will be captured. Source: Internet
Conversion of film cameras to digital Digital single-lens reflex camera When digital cameras became common, many photographers asked whether their film cameras could be converted to digital. Source: Internet
Moreover, focusing the lens of a fast reflex camera when it is opened to wider apertures (such as in low light or while using low-speed film) is not easy. Source: Internet
Future of SLRs The digital single-lens reflex camera has largely replaced the film SLR for its convenience, sales, and popularity at the start of 21st century. Source: Internet
The digital single-lens reflex camera have largely replaced film SLR's design in convenience, sales and popularity at the start of 21st century. Source: Internet
Full moon with reflex camera and telescope Orion 80ED. Source: Internet