Additional types of files may also be using the SCU file extension. If you are aware of any other file formats using the SCU file extension, please contact us so that we can update our information accordingly.
What does SLR mean in photography? It stands for Single Lens Reflex It is a type of camera that uses 1 lens. A long time ago they used cameras with 2 lenses, 1 to see thru and 1 to take the picture with, but noâ¦w they use cameras with 1 lens to do both.
SLR stands for single lens reflex. SLR (single lens reflex) refers to the way these cameraâs 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.