sensitometer

[ sen-si-tom-i-ter ]
/ ˌsɛn sɪˈtɒm ɪ tər /

noun Photography.

an instrument for testing the sensitivity of various types of film, consisting of an apparatus for exposing successive parts of the film to a light of standard intensity at successively increasing lengths of exposure.

Origin of sensitometer

First recorded in 1875–80; sensit(ive) + -o- + -meter

OTHER WORDS FROM sensitometer

sen·si·to·met·ric [sen-suh-toh-me-trik] /ˌsɛn sə toʊˈmɛ trɪk/, adjective sen·si·to·met·ri·cal·ly, adverb

British Dictionary definitions for sensitometer

sensitometer
/ (ˌsɛnsɪˈtɒmɪtə) /

noun

an instrument for measuring the sensitivity to light of a photographic material over a range of exposures

Derived forms of sensitometer

sensitometry, noun