Directors viewfinder
Encyclopedia
A director's viewfinder or director's finder is a viewfinder
Viewfinder
In photography, a viewfinder is what the photographer looks through to compose, and in many cases to focus, the picture. Most viewfinders are separate, and suffer parallax, while the single-lens reflex camera lets the viewfinder use the main optical system. Viewfinders are used in many cameras of...

 used by film director
Film director
A film director is a person who directs the actors and film crew in filmmaking. They control a film's artistic and dramatic nathan roach, while guiding the technical crew and actors.-Responsibilities:...

s to see the scene as seen by the camera lens. In appearance it is like a monocular
Monocular
A monocular is a modified refracting telescope used to magnify the images of distant objects by passing light through a series of lenses and sometimes prisms; the use of prisms results in a lightweight telescope. Volume and weight are less than half those of binoculars of similar optical...

 telescope
Telescope
A telescope is an instrument that aids in the observation of remote objects by collecting electromagnetic radiation . The first known practical telescopes were invented in the Netherlands at the beginning of the 1600s , using glass lenses...

 that usually hangs around the neck.

While modern film cameras are relatively light weight, earlier models were quite heavy and moving them required some effort. The director's finder allows the directors to be more productive as they can plan where to place the camera and which lens to select for the camera without the need to move the larger film camera.

Most viewfinders allow different focal lengths and film sizes. In some models also the aspect ratio is selectable.
Some viewfinders allow the mounting of cinema lenses. Some models offer up to 12:1 zoom
Zoom
Zoom is an onomatopoeiac sound that indicates swiftness.Zoom may also refer to:-Technology:* Zoom lens, a lens assembly allowing for adjustable focal length* Digital zoom, an electronic emulation of focal length change...

 ratio
Ratio
In mathematics, a ratio is a relationship between two numbers of the same kind , usually expressed as "a to b" or a:b, sometimes expressed arithmetically as a dimensionless quotient of the two which explicitly indicates how many times the first number contains the second In mathematics, a ratio is...

.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK