| Sentit | A physical phenomenon related to or involving light. |
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| Específic | Efecte Tyndall | The phenomenon in which light is scattered by very small particles in its path |
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| aberració òptica, distorsió | An optical phenomenon resulting from the failure of a lens or mirror to produce a good image |
| difracció | When light passes sharp edges or goes through narrow slits the rays are deflected and produce fringes of light and dark bands |
| il·lusió òptica | An optical phenomenon that results in a false / false or deceptive visual impression |
| incidència | The striking of a light beam on a surface |
| paralaje, paral·laxi | The apparent displacement of an object as seen from two different points that are not on a line with the object |
| pleocroisme, pleocroísmo | The phenomenon of different colors appearing when certain crystals are viewed from different directions |
| polarització | The phenomenon in which waves of light or other radiation are restricted in direction of vibration |
| General | fenomen físic | A natural phenomenon involving the physical properties of matter and energy |
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| Anglès | optical phenomenon |
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| Espanyol | fenómeno óptico |
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