twin-lens reflex camera
noun
See under reflex camera. Abbreviation: TLR
Also called
twin-lens reflex.
Words nearby twin-lens reflex camera
twin room,
twin town,
twin-engine,
twin-lens camera,
twin-lens reflex,
twin-lens reflex camera,
twin-screw,
twin-size,
twin-tub,
twin-twin transfusion,
twinberry
Definition for twin-lens reflex camera (2 of 2)
reflex camera
noun
a camera in which the image appears on a ground-glass viewer (focusing screen) after being reflected by a mirror or after passing through a prism or semitransparent glass; in one type (single-lens reflex camera), light passes through the same lens to both the ground glass and the film, while in another type (twin-lens reflex camera), light passes through one lens (viewing lens) to the ground glass and through a second lens (taking lens) to the film, the lenses being mechanically coupled for focusing.
Origin of reflex camera
First recorded in 1925–30
British Dictionary definitions for twin-lens reflex camera
reflex camera
noun
a camera in which the image is composed and focused on a large ground-glass viewfinder screen. In a single-lens reflex the light enters through the camera lens and falls on the film when the viewfinder mirror is retracted. In a twin-lens reflex the light enters through a separate lens and is deflected onto the viewfinder screen