Photog.
a range finder in which opposing halves of a split field move relative to each other and coincide when the object centered in the field is in focus.
Photog.
a range finder in which opposing halves of a split field move relative to each other and coincide when the object centered in the field is in focus.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012