This is a pretty neat way to glow up. Light in the fiber optic cable zooms through the core by constantly bouncing off of the edge of the molded
PATIKIL 3mm 3.0m PMMA Side Glow Fiber Optic Cable Kit, with LED
1.5W DC 12V LED Optic Fiber Light Source Illuminator
LED Fiber Optic Light Source For Fiber Optic Light Guide Tools
3mm 1.5W 12V LED car home PMMA side glow fiber optic light source
Side-light Fiber Optic Tube - 4mm Diameter - 1 meter long : ID
150 Watt LED Fiber Optic Light Source, 250W Metal Halide Light
High brightness laser-pumped white light source
Micro-Lite® Fiber Optic LED Light Source - ML3000 - O.C. White Co.
3mm 1.5W DC 12V car home PMMA side glow fiber optic light source
Fiber-optic cable - Wikipedia
iShot® LSX-24B (24 watt) High Intensity Fiberoptic Light Source