Patent ID: 7959558

Claim:
A camera system for an endoscope the camera system comprising: a camera head including: a connection device to be connected directly or via a connection adaptor to an eyepiece section of an endoscope that enables observation of inside of a body cavity of a subject; an image pickup device which picks up an observation image from said eyepiece section connected by said connection device; an image signal processing device which processes an image signal of the observation image picked up by said image pickup device; an output device which outputs the image signal from said image signal processing device; a recording device which records the image signal; a first casing which accommodates said image pickup device, said image signal processing device, said output device and said recording device, and has a recording medium slot section which ejects said recording device from said first casing; and a display device comprising: an input device that is connected to said output device and is disconnectable from said output device; an image display device which receives the image signal outputted from said output device via said input device, converts the image signal to an image and displays the image; and a second casing which is a separate casing from said first casing, and accommodates said input device and said image display device; wherein said display device further comprises a battery which supplies electric power to said image signal processing device via said input device and said output device, and said second casing accommodates said battery.