Karl Otto Götz
Kapsyl
1962

Masao Kohmura / Fujio Niwa / CTG Japan
Kennedy in a Dog
1967 / 68

Masao Kohmura / Fujio Niwa / CTG Japan
Kennedy in a Rectangle
1967 / 68

Haruki Tsuchiya / CTG Japan
Kennedy in the Net
1967 / 68

A. Michael Noll
Kinetic Sculpture - Random Motion
mid 1960s

Erwin Steller
Kopf, Narziß, Lichtspuren, Diptychon
1989

Krajina Landscape

Georg Nees
Kreisbogengewirre
before 1969

Herbert W. Franke
Kristallblume

Krystallos
mid 1960s

Georg Nees
Kugel Nordwestnadir
1986

Georg Nees
Kugel Schräggang

Georg Nees
Kugel in Kugel

Edward Zajec
LMC
1975-1977

Harold Cohen
Labeled Map
1969

Ted Nelson
Labyrinth

Barbara Nessim
Lady Van Tastic
1965

Landscape tomorrow
1982

Landscape
1972

Charles Jeff Bangert / Colette S. Bangert
Large Landscape: Ochre and Black
1970

Auro Lecci
Lattice
1969

Vera Molnar
Le Carré dévoyé
1999

Yoshiyuki Abe
Legend III
1992

Norman White
Let Fly (aka So Far So Good)
1974

Harold Cohen
Liberty and Friends
1985

Herbert W. Franke / Andreas Hübner
Lichtform (1)
about 1953

Herbert W. Franke / Andreas Hübner
Lichtform (2)
about 1955/56

Béla Julesz
Lincoln
1971

Zdeněk Sýkora
Line No.50
1988

Linie im Punktraster
1989