![]() ![]() While most objects either absorb UV light or reflect it back at the same frequency at which it came in, fluorescent objects absorb UV light then re-emit it at a longer wavelength that human eyes can detect. Black lights actually emit as much light as 'normal' lights, but at a frequency that humans cannot detect. The second optical principle behind black light theatre is the effect of UV light on fluorescent objects. This effect results in effective invisibility for any objects not illuminated by the 'black light'. Optics Ī key principle of black light theatre is the inability of the human eye to distinguish black objects from a black background. The technique, paired with the expressive artistry of dance, mime and acrobatics of the performers is able to create remarkable spectacles. This "black cabinet" technique was used by Georges Méliès, and by theatre revolutionary Konstantin Stanislavski (especially in his production of Cain). The distinctive characteristics of "black theatre" are the use of black curtains, a darkened stage, and "black lighting" (UV light), paired with fluorescent costumes in order to create intricate visual illusions. It has become a speciality of Prague, where many theatres use it. This form of theatre originated from Asia and can be found in many places around the world. Not to be confused with Black box theatre or Dark ride.īlack light theatre (in Czech černé divadlo) or simply black theatre, is a theatrical performance style characterized by the use of black box theatre augmented by black light illusion. ![]()
0 Comments
Leave a Reply. |