optical micrograph dark-field optical micrograph dark-field optical image CHMO:0002178 dark-field microscope image An image obtained by illuminating the specimen with visible light that is not collected by the objective lens. Only the light scattered by the specimen is collected by the lens, producing an image of a light specimen on a black background. https://orcid.org/0000-0001-5985-7429 2009-07-17T11:43:07Z