موجز مصطلحات فن التصوير ، الحرف d

D

Dadaism is one of the artistic schools. The first meeting of the artists and writers of this movement took place in Switzerland in 1916 AD after the First World War, when they remembered the painful conditions that resulted from the war, then they wanted to choose a name for this movement, so they brought the French Larousse dictionary, and the poet Tristan Nazar opened it randomly, so the word (Dada) was Which means in French a game of wood in the form of a horse, and so this word became a name for the movement, and their philosophy is based on the fact that art must be created that contradicts art itself. It depends on chance, spontaneity and illusion, and this school paved the way for the Surrealist school. the art

Daguerreotype Process

The daguerreotype process is an old method of photography that was invented in 1839 AD. Photos were displayed on silver plates, and because this process was before the discovery of negativity, there was no room for multiple copies.
dark field

Dark field is one of the methods used in microscopy.

Dark Field Stop

dark field position

A term in microscopic photography, and it is done on the principle of dimming the object to be photographed if it is transparent to show the most amount of contrast, and the light is distributed in the form of a hollow funnel.

darkroom

The dark room

The room in which the process of endorsement of films and printing of optical images takes place, i.e. it is the room of the laboratory, it must be completely isolated from light except for the safety light, as this light does not affect the chemicals that are sensitive to light, and it is preferable to have running water in the dark room to wash the images after the endorsement process

Definition Decay is a problem that appears in the picture at its edges.

decay

Deutsche Industrie Norm (DIN)

German Industry Standard (Dyne) This symbol stands for the sensitivity of the film according to the German Industry Standard Dyne is an abbreviation for it, and it differs in terms of numbers

About AS and ISO

developer

developer

It is the chemical that, through its interaction with the chemicals on the film or on the printing paper, is shown

appearance

Image .

endorsement

Development

The chemical process by which images are endorsed either on film or on printing paper.

pervert

Diagonal

Diaphragm

diaphragm

The hole through which the amount of light entering the camera is controlled, and it consists of a series of metal foils that overlap with each other, leaving a variable circular hole in the center.

to publish

difffusion

Digital

digital

Dimmer

Presenter

A dimmer is a device placed in the electrical circuit of a light, to reduce electricity consumption and to extend the life of the lamps

optical.