Index-matching material: Difference between revisions

Revision as of 01:59, 17 May 2021

Revision as of 04:19, 14 January 2022

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When two substances with the same index are in contact, light passes from one to the other with neither [[fresnel reflection|reflection]] nor [[refraction]]. As such, they are used for various purposes in science, engineering, and art.

For example, in a popular home experiment, a glass rod is made almost invisible by immersing it in an index-matched transparent fluid such as [[mineral spirits]].<ref>[{{cite web| url = http://www.optics4kids.org/home/content/classroom-activities/medium/lose-a-glass-in-a-glass/| title = Optics For Kids - "Lose a glass in a glass" home experiment]}}</ref>

==In microscopy==