Related Clues:
- Optics device
- Bender of rays
- Color refractor
- Light-bending device
- It breaks light up into rainbow's colours
- Device that breaks light into colours of rainbow
- Transparent 3 sided object that seperates light into colours
- Transparent 3-sided object that separates light into colours
- Three-sided object that separates light into colours
- Triangular piece of glass, optical device
- Triangular, glass optical device
- Triangular piece of glass to deviate a beam
- Glass triangle that separates light into colours
- Glass triangle, separates light into colours
- Triangular shape of glass or quartz, breaks up a beam