Back to results
US 5,179,478 AGranted
Electronic still camera attachment for a single-lens relex camera recording an image of the focusing for plate through the viewfinder
AssigneeAsahi Kogaku Kogyo Kabushiki Kaisha
InventorHarumi Aoki
Life of this patent
Estimating the term…
Abstract
A combination of photographic film and electronic single-lens reflex camera. An electronic imaging and recording unit is detachably mounted on the single-lens reflex camera in place of the view finder and converts the image light into an electronic signal to be recorded on a magnetic disk. The exposure control for the electronic imaging is partially performed in the main camera body.
Claims8
An electronic still camera, comprising:
- a single-lens reflex camera having an optical unit for receiving image light and focusing said image light on a photographic film contained in said camera, said single-lens reflex camera further including a focusing plate for receiving light from said optical unit for forming an image thereon, and a viewfinder port for providing image light from said focusing plate to a viewfinder;
- and
- an auxiliary unit detachably mounted on a body of said reflex camera, said auxiliary unit receiving said image light from said view finder port and including an electronic image sensor for converting said image light into an image signal and a magnetic disk recorder for recording said image signal on a magnetic disk,
- wherein said auxiliary unit includes means for recreating said image from said focusing plate onto said electronic image sensor.
1 more element
An electronic still camera, comprising:
- a single-lens reflex camera having an optical unit for receiving image light and focusing said image light on a photographic film contained in said camera, said single-lens reflex camera further including a focusing plate for receiving light from said optical unit for forming an image thereon, and a view finder port through which said light received by said focusing plate is transmitted;
- and
- an auxiliary unit detachably mounted on a body of said reflex camera, said auxiliary unit receiving said image light from said view finder port and including an electronic image sensor for converting said image light into an image signal and a magnetic disk recorder for recording said image signal on a magnetic disk.
Dependencies are inferred from the claim text.