Dirty Light - Marko Ciciliani
Dirty Light - Marko Ciciliani
Dirty Light - Marko Ciciliani
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sum of all spectral colours as white light. 27 At the same time as prism experiments were<br />
conducted new researches were done in the field of acoustics. Comparisons between light and<br />
sound can be found more often in this period. In the 16 th and 17 th century the Camera<br />
Obscura and the Laterna Magica were (re-)invented and became very popular. Through them<br />
the play of colours and visual effects came into fashion.<br />
If rays of light fall through a small hole into a dark space, on the opposite wall an<br />
upside-down projection of the object is formed, from which that light is reflected. 28<br />
A Laterna Magica is similar to today’s slide projectors. Small images painted on glass were<br />
projected by lamps with a bundeled ray of light. The Laterna Magica was an attraction at<br />
amusement parks.<br />
There are no analytical researches in the field of pitch-colour correlations, although theories<br />
that make analogies between colours and intervals (Gioseffo Zarlino (1517-1590) 29 ) or modes<br />
(Franchinus Gaffurius (1451-1522) 30 ) as opposed to single pitches, become more and more<br />
frequent. These analogies often included other aspects, like planetary movements or other<br />
human senses. These ideas still reach back to Greek Antiquity, mostly to Aristotle, and are<br />
often based on the symbolic number seven. From the middle of the 17 th century on, French<br />
theorists started to draw analogies between musical intervals and colours according to<br />
aesthetic judgements. Painting was supposed to give the same sense of harmony to the eye as<br />
music to the ear. Previous analogies at best resorted to aesthetic considerations as a secondary<br />
measure. 31 From the 17 th century on it became increasingly common to regard music as an art<br />
rather than a science. This put its ranking in the discourse of the sciences and universities into<br />
question. In order to re-establish its position as part of the artes liberales it was necessary to<br />
provide evidence of the antique idea that the human spirit adheres to the same numeric ratios<br />
as music.<br />
1.1.6 Isaac Newton’s Optics<br />
Stated in its broadest terms, the theory of colour in the Western tradition, from<br />
Antiquity to the present, can be divided into two phases. Until the 17 th century the<br />
main emphasis was on the objective status of colour in the world, what its nature was,<br />
27 Goethe, Johann Wolfgang: Farbenlehre (1810), Weimar: Deutsche Akademie der Naturforscher Leopoldia,<br />
Schriften zur Naturwissenschaft Vol.4 (1988), 240.<br />
28 Hilmar Hoffmann & Walter Schobert (ed.): Perspektiven. Zur Geschichte der filmischen Wahrnehmung.<br />
Dauerausstellung 1: Vom Guckkasten zur Cinematographe Lumière, Frankfurt: Deutsches Fimmuseum (1986), 10,<br />
my translation.<br />
29 Zarlino, Gioseffe: Le institutioni harmoniche, parte III, cap.8, Venice (1558), 155.<br />
30 Gaffurius, Franchinus: De harmonia musicorum instrumentorum opus, Book 4, Chapter 5 (1500) 183f.<br />
31 Jewanski, Jörg: Ist C = Rot, Berlin: Berliner Musik Studien Band 17 (1996), 219.<br />
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