Patent ID: 7151956

Claim:
An imaging apparatus in which an imaging head having an observation hole for receiving images of an object to be observed is provided at a top end and is exchangeably mounted to a main body having an imaging device and an illumination light source wherein the imaging head is provided with a plurality of optical fibers that guide light from the illumination light source and transmit the light to illuminate the object, light incident ends of the plurality of optical fibers being disposed at positions opposite emission ends of the illumination light source, and the light emission ends of the plurality of optical fibers are circularly disposed around an image pick-up optical axis; the illumination light source comprises a first illumination light that allows observation by a low magnification ratio and a second illumination light that allows observation by a high magnification ratio; and the first illumination light comprises inside and outside light sources, wherein the inside light source allows subcutaneous observation and is disposed radially inward of the outside light source that allows surface observation.