PROBLEM TO BE SOLVED: To provide an imaging device for dermoscopy capable of performing normal photograph imaging of a skin surface or the like and dermoscopy imaging capable of imaging the inside of skin with a simple configuration and operation by mutually and quickly switching normal photograph imaging and the dermoscopy imaging, a method for using an imaging device for dermoscopy and an imaging device for dermoscopy.SOLUTION: The imaging device for dermoscopy for observing and/or imaging an object part X of skin includes a body part having an imaging optical system, and a lens unit for dermoscopy which is provided slidably between a first position being a position covering at least a portion of the imaging optical system to image a dermoscopy image of skin and a second position being a position separate from the first position not to image the dermoscopy image of skin on the surface of the body part, includes a lens for dermoscopy for magnifying and viewing the object part X, and is provided projectingly from the surface of the body part.COPYRIGHT: (C)2016,JPO&INPIT