The Viewfinder is the eyepiece on a camera that you hold close to your eye, to allow you to see what’s being photographed.There are two types of viewfinders – optical, and digital.An optical viewfinder in a DSLR works by light…
Before the development of microelectronics and electronic display devices, only optical viewfinders existed. Direct optical viewfinders Direct viewfinders are essentially miniature Galilean telescopes; the viewer’s eye was placed at the back, and the scene viewed through the viewfinder optics. A…