The present technology relates to a surgical microscope, an image processing device, and an image processing method which make it easy to observe a site to be operated.The surgical microscope is provided with a light receiving unit including at least a pixel having sensitivity to an infrared region, an imaging optical system which guides image light of an eye which is light reflected from the eye as an operation target to the light receiving unit, and a presentation unit which presents an image based on a sensor signal generated by the light receiving unit. The present technology is applicable to, for example, the surgical microscope used for an eye operation and the like.
