Ground glass screen
A translucent glass sheet used for viewing and focusing the image on all large format and some reflex cameras.
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Ground Glass
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Some cameras have no viewfinder per-se, but instead use a piece of ground glass at the focal plane to focus the image.
GROUND GLASS SCREEN - Flat sheet of glass in a camera treated so that it can be used for viewing and focusing an image, also known as the "Viewing screen." ...
ground glass
a sheet of glass that is translucent at the back of a camera that can be moved into the focal plane in place of the film holder and used to assist in focusing the image.
Ground glass
Frosted glass used as a viewing mechanism in cameras without prisms. The glass is placed so that the lens projects the image against the glass for focusing and composition purposes.
The ground glass and frame assembly, known as the spring back, is held in place by springs that pull and hold the ground glass firmly into the plane of focus during the focusing and composition process.
Looking at a ground glass in a view camera is nothing like using a coupled rangefinder which is nothing like looking down at a WLF finder (where the image moves opposite to the cameras motion) which is not the same as looking through an SLR with a ...
GROUND GLASS FOCUSING.-Ground glass focusing is essential for exacting copy work The image of a document viewed on the ground glass of a copy camera provides a means of monitoring all aspects of the image as it will appear in the reproduction.
You can set the tilt locks to have just the right amount of friction to hold the standard where you want it while adjusting your image and checking the results on the Fresnel equipped ground glass.
How to fix it: Carefully check the focus on the ground glass of your SLR, and when using Nikonos cameras estimate distances accurately.
In time, experienced photographers learn to recognize scenes as they will appear in the viewfinder or on the ground glass, but even then, some subtle compositions may be overlooked.
Focusing screen
A ground glass screen fixed to the camera at the image forming plane, enabling the image to be viewed and focused.
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The image is formed on a ground glass screen, then refracted by a prism into the camera's viewfinder. This system provides a way of framing and focusing accurately.
View camera
A medium or large format camera that uses a ground glass screen positioned at the film plane to view the image. Theyre also known as field cameras.
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View camera
Large format camera, which has a ground glass screen at the image plane for viewing and focusing.
(see Baseboard, Field camera, Large format, Focusing screen, Monorail & Technical)
Viewfinder
(See Finder) ...
Light entering the camera through the lens is reflected up by a mirror behind the lens onto a ground glass screen above. This screen is viewed through the viewfinder and a glass pentaprism which turns the image the correct way up.
System used for composing and sometimes focusing the subject. There are several types: direct vision, optical, ground glass screen or reflex.
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The photographers views the image from the rear of the camera on a ground glass screen. The camera is capable of swings, tilts, and shifts, which makes it ideal for architectural photography.
The viewfinder contains a lens, through which you look, a mirror, and a ground glass viewscreen, which again, in pro cameras, can be replaced or swapped for differnet types.
Regardless of whether I'm being paid a small fortune for the shoot, or doing it for free-the effort and the passion is the same. When I'm looking though that ground glass-the only thing in the world I care about is making a spectacular image.
Ground glass: Translucent screen used for viewing and focusing in large format photography.
Guide number: Numbers given to electronic flash units to express their power.
Reflex: A camera design using mirrors or prisms to reflect the scene onto a ground glass focusing screen.
When you put a 4×5 back on an 8×10 view camera, or a 120 back on a 4×5, you simply looked at the ground glass and recomposed your picture or changed lenses or both.
The view camera has a ground glass back onto which the lens projects the scene and allows the photographer to compose the image. Because of the size, weight, and inherent slowness, the view camera lend itself to careful, measured image making.
In the case of paper exposed under an enlarger, colored filters can be put in the light path, preferably between the light source and the condenser lens or the ground glass diffuser.
A camera in which two lenses are mounted above one another. The bottom (taking ) lens forms an image to expose the film. The top (viewing) lens forms an image that reflects upward onto a ground glass viewing screen. Abbreviated TLR.
On an SLR camera, the plane of critical focus is what's normally shown sharpest on the viewfinder's ground glass.
 See also: Ground, Camera, Film, Image, Photograph
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