The historical change of media in technical means will affect the knowledge form under specific historical conditions.The change of image technology will change people’s perception of the reality of the world,which is a set of standards of "what is true",and then achieve the different consensus on reality at the social level.The news and the information are transfered by the specific media tools,the birth of new communication technologies will not only change the specific forms of media,also will change people’s cognitive structure type,information dissemination and how to see the world.This paper takes the development of the professional process and photography technology as the historical clue,and discusses the relationship between the image media,the reality view and the media norms.The different feel of what the real world is which is constructed by different image medias is changing.In modern society,news plays a role in conveying information and telling the truth.In the definition of journalism,news is a report on the recent objective facts.Imaging techniques in the original had strengthen the effect of the fact that on news report,however,with the development of the counterfeiting technology,some fake photos challenged the authenticity of news and news ethics,hit the news photography images on real ethics.People’s conception of what is true which is based on the mechanical characteristics of mechanical photography exclusive assumptions of human subjective concepts broken by fake photos,this article found that when faced with the challenges brought about by the false image,professional news photography in the continuation of photography of naturalism,formalism real view at the same time,news photography industry and news organizations inside through the medium of photography,technical indices and image text specification to reach a consensus about the real,with the spread of the medium of photography and the development of network transmission,video production socialization,insisted on the operation regulation of journalistic professionalism,on the basis of technical verification tools essential to become a reality check,in the presence of multiple expression,not only by technical means to reproduce the real construction,but also through the objective truth of journalistic professionalism fact express the objective of neutrality.In this paper,the image of the medium stage of the specific division standard specification change,refer to the post-modern visual scholar Jean Baudrillard to copy as the division of historical stages,combined with history and reality,to form the narrative framework of this paper.Changes in visual media technology on the basis of the different degree and the liberation of productive forces,the visual media,real view and the history of the media ethics change process is divided into three stages: the film period of news photography,the digital period of news photography and the network period of news photography. |