In 2013, Dorothy Tanner began to work with fiber optics in combination with LED lighting.
She named the sculpture String Theory.

String Theory by Dorothy Tanner (detail) using fiber optics and LEDs

Triad (2014) was the second and last of Dorothy Tanner’s light sculptures that used fiber optics

Triad (detail) by Dorothy Tanner

Triad (detail) by Dorothy Tanner

Triad (detail) by Dorothy Tanner
Video of Triad by Lumonics’ Marc Billard