what is slr digital camera mean
SLR stands for single lens reflex. SLR (single lens reflex) refers to the way these camera's work. When a photographer presses the shutter button, a mirror flips out of the way to reveal the sensor.Some people also refer to them as DSLR, with the D being short for digital. One of the main differences between a point and shoot camera and a digital SLR camera is that an SLR has a detachable lens. 2  In other words, you're not limited only to the lens that comes with the camera.