simple past tense and past participle of self-focus

simple past tense and past participle of self-focus

plural of focusing screen

(photography) A flat translucent material found in a system camera that allows the photographer to preview the framed image in a viewfinder.

plural of Crayford focuser

plural of focussing cloth

(photography, historical) A cloth thrown over a camera (and the operator's head and shoulders) to exclude all light except that which comes through the lens.

plural of focusing cloth

Alternative form of focusing cloth

plural of focusser