a direct-vision viewfinder typically consisting of a simple frame which allows action outside the field of view of the camera to be seen
a fee paid by a business to a person or organization for bringing to its attention financial investors, potential new employees, or buyers or sellers whose relationship with the business will materially benefit it
a system of aerials for locating the source of radio signals, used as an aid to navigation
an instrument for estimating the distance of an object, especially for use with a camera or gun