Archived posting to the Leica Users Group, 2010/07/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]yep ric On Jul 7, 2010, at 5:06 PM, Lawrence Zeitlin wrote: > Most discussions of photographic "truth" tend to obscure the fact that ALL > photographs are abstract representations of an external world. When > Margaret > Mead showed Tahitian natives black and white photographs of themselves and > their village, they rotated the photos this way and that, shook their > heads, > and handed them back. "Nice designs", they said, "but what are they?" Mead > then realized that photographs were such abstractions that only long > experience enables their interpretation. > > Closer to home, your dog does not jump into the TV screen to frolic in the > fields shown in the dog food commercials. Neither does it growl or flee > from > the TV intruders in your household. The image on TV is not the real world > to > the animal but a flickering pattern on an illuminated tube. We see the > image > as a depiction of reality because our intelligence and experience enables > us > infer the scene from its abstract representation. The animal does not. > > The obvious limits to the truthful photographic depiction of the world are > inherent in the photographic process which represents a three dimensional > moving scene as a two dimensional static image. Lens resolution, color > fidelity, contrast compression are just a few of the constraints on image > reality. Motion picture and three dimensional photography remove some > limits > but add others. Printing and reproduction processes add still more. It is > possible to fool the eye into perceiving an image as reality in carefully > controlled laboratory situations, but the moment the viewer shifts head > position or moves with respect to the image, the effect vanishes. > > In addition, our standards for reality are ever increasing. Audiences > recoiled in horror when the first full length motion picture (The Great > Train Robbery) showed a speeding locomotive heading straight for them. To > get a similar audience response today requires IMAX and 3D glasses. In a > few > years year reality might require moving holographic images, and ultimately, > a Startrek type Holodeck in which viewers are allowed to fully interact > with > the images as a form of controlled hallucination. > > And, of course, there is no absolute "truth." By framing a portion of a > total scene in a camera viewfinder the photographer makes an editorial > judgment about what "truth" will be presented to the viewer. That is as > true > when photographing natives in villages as it is when covering newsworthy > events. Even lens selection influences photographic truth. Perspective > distortion through the use of extreme wideangle or telephoto lenses has > become a staple of many photographers, often substituting for content or > creativity. Thankfully, many news photographers eschew this trick since > picture content is still more important to the news media than artistic > creativity, but thumb through most photo mags. and count the small number > of > images taken with a normal perspective. > > If you think your photographs truly represent the scene in front of the > camera, I suggest this Turing test for photography. Take a photo out of the > window of your house, preferably one with a nice view. Make the best > possible print you can of the negative or digital image, then hang it on > the > wall next to the window. If a visitor to your house cannot tell the > difference between the view out the window and the picture of the view out > the window, you have a truly realistic photo. > > Someday photographic images may pass the Turing test, presenting three > dimensional, moving, full color scenes directly to the eyeball and other > sense organs, indistinguishible from actuality. Until then, assertions of > photographic "truth" are like assertions of virginity among whores. > > Larry Z > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information