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Overdevelop

Photography Over lightingOver-development

Overdevelop
To give more than normal the amount of development.
Overexposure
A condition in which too much light reaches the film, producing a dense negative or a very bright/light print or slide. To give more than normal exposure to film or paper.

 


Over printed (or Overdevelopment)
Term indicating that the amount of recommended development has been exceeded. It can be caused by prolonged development time or an increase in temperature, and usually results in an increase in density and contrast.

to have normal contrast, the density differences between the highlight and shadow areas of the negative must be proportional to the reflective brightness range of the subject photographed A contrasty negative usually is the result of overdevelopment ...

This is caused by overexposure and/or overdevelopment. If overexposed, all of the negative will be denser than usual (there will be little or no 'thin' area).

it is only grainy if you follow Kodak's development times, which OVERdevelop the film. Using either HC-110 or Xtol, TX-400 is a relatively fine-grain film with much better lattitude than T-MAX.

Push-processing
A technique used to increase contrast and film speed by underexposure and overdevelopment. Also known as uprating.
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Negatives are very dense ( dark ).
Assuming correct exposure in the first place. Overdevelopment. Developer too hot, too long development time, developer too concentrated or over agitation.

Blocked up - a portion of an overexposed and/or overdeveloped negative so dense with silver halides that texture and detail in the subject are unclear.

A technique used to increase contrast and film speed by underexposure and overdevelopment. Also known as uprating.
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Overdevelopment: Excessive development, producing dense, high contrast negatives.
Overexposure: Excessive exposure. On color negatives and prints the result is an increase in overall density. On slides the effect gives lighter results.

Pushing, Forced Development, Upgrading (UK)
Compensating through overdevelopment for inten-tional or unavoidable Underexposure. Cost: a little money and a lot of Grain gain.
Q
Quality of Light see Attributes ...

Without a stop bath development of an image would continue on unchecked, until the whole picture is overdeveloped and consists of a solid blank image. Stop bath is an acid which neutralizes the developer.
cf. developer, fixer.
Stop-down metering.

Folks, don't even bother with the inferior new 570 - it's a classic case of overdevelopment (sorry Olympus, you got it superbly right the last time). So, I'd run out and snatch up the remaining 560UZ's while they're still lying around.

See also: Light, Exposure, Development, Image, Photograph