Michel-Levy chart

Michel-Levy chart
   A chart relating thickness, birefringence, and retardation so that any one of these variables can be determined for an anisotropic fiber when the other two are known.

Forensic science glossary. . 2012.

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  • compensator, full-wave — (red plate)    A compensator using a plate of gypsum, selenite, or quartz, which introduces a fixed retardation between 530 to 550 nm (approximately the retardation of the first order red color on the Michel Levy chart) …   Forensic science glossary

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