The practice of taking photographs of minute objects using a microscope and a camera This is not to be confused with "microphotography" - the process of making minute photographs of large objects
This term should not be reversed into microphotography A photomicrograph is a photograph of a small object, the image of which is magnified more than approximately 40X by means of a compound microscope A microphotograph is a small photograph, requiring an enlargement or a lens system in order to view it; the image is minified