| The video camera first made its debut in the | | | | Video cameras were first meant for broadcasting |
| television industry but has now penetrated the | | | | television pictures. The first ones were large, |
| common field. BBC (British Broadcasting Company) | | | | mounted on trolleys and connected by wires to |
| used the first ones in the 1930`s. The video | | | | recorders kept in another room. Technology |
| camera is used mainly for two purposes. The | | | | meant downsizing everything to mini handy |
| primary one is for projection of live shows, like | | | | proportions. |
| the ones we see on the television as also for | | | | Simultaneously costs began to go down making it |
| immediate spying as used by and for the military | | | | more affordable to the common people. Sales |
| and industrial operations. The second purpose is | | | | shot up boosting further research in the field. |
| for storage and archiving. Videotapes were at one | | | | Shoulder operated luggage type video cameras |
| time in use but now discs have replaced these. | | | | used to sell for US$1500. Today better features |
| The latest video cameras (filmadora) are a far | | | | are available from a mini model of video camera |
| cry from its first generation models - similarities | | | | (filmadora) that can rest on the palm of the hand |
| are difficult to trace. Professional models of video | | | | for US$150! It is a revolution in evolution. |
| cameras are mobile units and allow fine manual | | | | It consists of three parts - the lens, the imager |
| control as required in fieldwork. Camcorders | | | | and the recorder. The lens focuses light on the |
| (filmadora) are also video cameras - it is a | | | | object. The imager converts this into video signal |
| combination of a camera and a recording device | | | | and then finally it is stored or recorded in the |
| (VCR). These are in great demand for home | | | | recorder. The camera (filmadora) section consists |
| movies, television production, electronic news | | | | of the optics and the imager. The lens has an |
| conferences etc. | | | | aperture to control light, zoom to define the field |
| Another type of video camera is the closed circuit | | | | of vision and shutter-speed to capture motion in |
| variety that is used for security and monitoring. | | | | continuity. The electronics automatically controls |
| They are tiny so that can be hidden and are | | | | and adjusts these units. |
| often used to monitor the environment in settings | | | | Professionals have the option of choosing from |
| where man cannot physically go. These web | | | | models, which have manual functions as well so |
| cams are video cameras used where there is | | | | that the operator has a say in the matter. The |
| danger from radiation, excessive heat and | | | | imager is the eye of the set and changes light |
| exposure to poisonous chemicals and inhospitable | | | | into video signal electronically. The recorder writes |
| terrain. | | | | the video signal on to a magnetic videotape or |
| Another model is the digital camera that converts | | | | disc. The time and date are also recorded. |
| the signal to a digital output and these are even | | | | From ancient times man has been desperate and |
| smaller than the security cameras. Often these | | | | keen to capture in time what is fleeting and |
| are incorporated into the body of the computer | | | | transitory. He has scratched on stone and |
| or mobile pones and laptops. Special types of | | | | papyrus building library after library of life that is |
| video cameras are used abroad satellites for | | | | as fleeting as the moving river. This urge still |
| probing space or inserted in robots creating | | | | remains. With the video camera (filmadora) we |
| artificial intelligence. These come in handy also for | | | | capture eternally our personal lives and record |
| medical use. | | | | history of protests and speeches. |
| Video cameras (filmadora) are slowly taking over | | | | This article is under GNU FDL license and can be |
| the film world as video technology improves by | | | | distributed without any previous authorization |
| the day. Video cameras are now able to create | | | | from the author. However the author's name and |
| special effects like infinite regression - repetition of | | | | all the URLs (links) mentioned in the article and |
| a scene. | | | | biography must be kept. |