| Kieli | Käännökset |
|---|---|
| italia | collimatore |
| ranska | collimateur |
| suomi | kollimaattori |
| Monikko | collimators |
(physics) An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.
An example of an optical collimator with a bulb, an aperture (A), and a plano-convex lens (L)