Single Lens Reflex camera or popularly know by their acronym as SLR is a kind of camera that uses mirror system referred to as pentprism. Vandal proof dome cameras are splendid outdoor video cameras. Digital Single Lens Reflex (DSLR) cameras are being widely purchased and used in the present day for varied causes that make them hugely widespread. As a result of lens design only allowed rather small aperture lenses, the picture on the bottom glass display was faint and most photographers had a darkish material to cover their heads to permit focussing and composition to be carried out more simply.

Lens adapter : permits the use of lenses apart from these for which the camera was designed. There were on the spot cameras for a variety of formats, as well as cartridges with instant movie for normal system cameras. Some variations of these cameras function a mirror near the …