A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body...

image. Several types of cameras exist, each suited to specific uses and offering unique capabilities. Single-lens reflex (SLR) cameras provide real-time, exact...

digital single-lens reflex camera (digital SLR or DSLR) is a digital camera that combines the optics and mechanisms of a single-lens reflex camera with a solid-state...

mirrorless camera (sometimes referred to as a mirrorless interchangeable-lens camera, MILC, or digital single-lens mirrorless, DSLM) is a digital camera which...

glass lens, making the camera significantly more portable. The focal length depended on the refractive index and radius of the hemispherical lens, and...

either large tilt & shift movements with a view camera. By convention, in still photography, the normal lens for a particular format has a focal length approximately...

A lens mount is an interface – mechanical and often also electrical – between a photographic camera body and a lens. It is a feature of camera systems...

A twin-lens reflex camera (TLR) is a type of camera with two objective lenses of the same focal length. One of the lenses is the photographic objective...

A single-lens reflex camera (SLR) is a camera that typically uses a mirror and prism system (hence "reflex" from the mirror's reflection) that permits...

filmless SLR (single lens reflex) camera was publicly demonstrated by Sony in August 1981. The Sony "Mavica" (magnetic still video camera) used a color-striped...