Electronic image pick-up device for a single-lens reflex camera having an interchangeable finder
Video finder for single-lens reflex camera
Method for previewing undeveloped film Patent #: 4716470
AbstractA camera having checking function in which part of a light beam passing through the conjugate system of the camera lens unit is taken out. The light beam taken is passed through a focusing optical system to focus an optical image on an imaging device, and the imaging device outputs a picture signal corresponding to the optical image focused.