plural of contrast agent

Radiography using a contrast medium.

plural of contrast ratio

plural of contrast set

plural of contrast medium

(medicine) Any substance, such as barium sulfate, used in radiography to increase the visibility of internal structures.

A microscope that uses the change of phase when light is transmitted or reflected from a transparent or reflective specimen to form an image; used especially to study living cells.

A form of light microscopy in which small differences in refractive index of a transparent specimen are converted into amplitude (contrast) differences in the final image.

plural of phase contrast microscope