RATIOMETER


Meaning of RATIOMETER in English

/ray'shee om"i teuhr/ , n.

(in three-color photography) a device for determining the exposure factors of the filters to be used.

[ 1920-25, for an earlier sense; RATIO + -METER ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .