Concept in Definition ABC

In the language current we usually use the term Photo to refer to aPhotography, that is to say, photo would be the shorthand for the word photography. Meanwhile, a photograph is that image obtained from the use of the technique photographic.

Photography is the result of a procedure and a art, which allows us to fix and reproduce through chemical reactions and on surfaces specially prepared for this purpose, the images that are taken from the bottom of a dark camera.

The fundamental principle that governs the functioning Camera obscura involves projecting the image captured by a small hole on the surface, thus reducing the size of the image and increasing its sharpness.

The storage of the image that is captured may be stored on a sensitive film, as it was traditionally done, or to through CCD and CMOS sensors, or failing that in digital memories, such is the case of digital photography so widely used by these days.

The antecedent immediate picture is the daguerreotype

that was invented by Louis Daguerre in the year 1839Therefore, this theatrical decorator and painter is considered the forerunner of modern photography. Daguerre's procedure was as follows: a layer of silver nitrate was placed on a copper base; the positive was captured in mercury and the image was fixed by inserting the plate into a solution of sodium chloride or dilute sodium thiosulfate.

On the other hand, George eastman It is also overrated within the world of photography since it is considered a great promoter of the same, after in 1888 he presented the first Kodak camera with photo paper roll, which would replace the glass plate.

Another important moment in the long and progressive progress of photography is what happened in the year 1948 when the call was launched Polaroid camera that allowed to develop the photographs in just 60 seconds.

Currently, the range of possibilities that new technologies have opened in this field is very wide, for example, today it is possible through the use of different software, such as Adobe Photoshop, retouching imperfections and enhancing colors in photographs, among other options.

Through time, in addition to technological advances, photography has developed different uses, scientific, personal, to immortalize some moments or experiences lived, among others, and it is also considered as an art, since most artistic photographers usually exhibit their work in museums, specialized exhibitions or galleries.

On the other hand, photo is the prefix used to mean light or everything related to it. For example, photosynthesis.

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