quantimeter
/kwɒnˈtɪmɪtə/noun
1 Radiology. An apparatus for measuring the quantity of X-rays administered. Now historical.
2A device or system used for the quantitative analysis of selected detail in visual images, especially microscopic images in engineering and biomedical contexts.
Origin
Early 20th century. From quanti- + -meter. In sense 1 after German Quantimeter (R. Kienböck, 1905 or earlier).