ChallengingTraditions
MasterworksfromaCopyMachine
Anoffice
copyingmachine,meantfordu-
plicatinglettersanddocuments,isnot
mostpeople's ideaofalikelysourceof
art.But anumberofinventivephotogra-
phershaveturneditintoapicturemaking
instrument.Theoffice
copierisakindof
camera,containinglight-sensitivemateri-
aland
a
lens,
but
itis
acamerathatcan-
notbetakentoasubject;thesubject
mustbebroughttoit.Usually,thepicture
is
madebyplacingthesubjectonthe
copymachine'sdocumentglass.
Becausemodernofficemachines
are
designedtomakequickcopies,thereis
nowaytocontrolfocusoralteraperture
setting.Depthoffieldisseverelylimited,
providingsharpfocusonlyforobjects
placeddirectly
onthedocumentglassor
withinaninchaboveit.Copyartists,how-
ever,capitalizeonthis
restriction,using
thelimiteddepthoffieldtotransform
subjectsinunusualways
(page168).
Although
afewphotographersstilluse
theblack-and-whitemachines,mostpre-
ferthecolormachine.
Bothmachinesuti-
lizeaprocessthatcreatesapositiveim-
agedirectlyandinstantly
bymeansof
powdered-inktoners,notthesilvercom-
poundsusedinordinaryphotography.
The
tonersaretransferredontopaperby
achargeofelectricity.
Incolor
copyart,thephotographeris
abletoadjustthebalanceandintensity
ofthecolor,andcanusealmost
anykind
ofpaper—includinghigh-qualityragpa-
per—forreproductions.Withinlimits,the
color
changesarepredictable,butvari-
ationsintheamountofthepowdered-ink
tonersoften
yieldsurprisingresults.
Copy-machineartistshavedeveloped
manydifferenttechniques.Some
create
abstractdesignsbyshininglightback
intothecopier'sdocumentglass
(oppo-
site,right).Othersduplicatetheirown
hands,facesorotherthree-dimensional
objects
(pages 169 and172).Stillothers
combinesingleprintstomakealarger
picture.Whateverthe
techniqueused,
however,chanceandskillareunnerv-
inglyintertwinedinthis
serendipitousart.