Monday, May 11, 2009

Is there a way to do curlean (sp?) photography with a good digital camera?

Curlean photography - where the electrical current in a living organism shows up in the photo... Is there a way to do this with just a good (high end) digital camera?





Or does this take some special equipment?

Is there a way to do curlean (sp?) photography with a good digital camera?
Kirlian photography refers to a form of contact print photography, theoretically associated with high-voltage. It is named after Semyon Kirlian, who in 1939 accidentally discovered that if an object on a photographic plate is connected to a source of high voltage, small corona discharges (created by the strong electric field at the edges of the object) create an image on photographic plate. [1]





Kirlian photography is completely different from "Aura photography," in which a colorful image is produced of a persons face and upper torso, using various methods of biofeedback. People commonly use the term "Kirlian photography" to erroneously refer to "Aura photography," and vice-versa. The terms have almost become interchangeable, even though the techniques are completely different. This leads to confusion among those who not familiar with the two different techniques. The Kirlian technique is contact photography, in which the subject is in direct contact with the film which is placed upon a metal plate that is charged with high voltage, high frequency electricity. In Aura Photography, no high voltage is involved as with the Kirlian technique, and no direct contact with the film is made. The images made with an Aura camera do not result from coronal discharge, the colors are projected with fiber optics.





Kirlian's work, from 1939 onward, involved an independent rediscovery of a phenomenon and technique variously called "electrography," "electrophotography," and "corona discharge photography." The underlying physics (which makes xerographic copying possible) was explored as early as 1777 by Georg Christoph Lichtenberg (see Lichtenberg figures). Later workers in the field included Nikola Tesla; various other individuals explored the effect in the later 19th and early 20th centuries. Yet Kirlian took the development of the effect further than any of his predecessors.





In controversial metaphysical contexts, Kirlian photography, Kirlian energy, and so on, are sometimes referred to as just "Kirlian." Kirlian made controversial claims that his method showed proof of supernatural auras, said to resemble a rough outline of the object like a colorful halo. One of the more striking aspects of Kirlian photography is its reputed ability to illuminate the acupuncture points of the human body[citation needed]. An experiment advanced as evidence of energy fields generated by living entities involves taking Kirlian contact photographs of a picked leaf at set periods, its gradual withering being said to correspond with a decline in the strength of the aura. Scientifically, it is considered more likely that as the leaf loses moisture it becomes less electrically conductive, causing a gradual weakening of the electrical field at the drier edges of the leaf.


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