Brewer's: Field of Vision

or Field of View. The space in a telescope, microscope, stereoscope, etc., within which the object is visible. If the object is not distinctly visible, it must be brought into the field by adjustment.

Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Related Content