Compensator, full-wave (or red plate)
a compensator (usually a plate of gypsum, selenite or quartz) that introduces a fixed retardation between 530 to 550nm (approximately the retardation of the first order red color on the Michel-Lvy chart).
Committee
Trace Materials
Date Added to Lexicon
Standard Source (Designation Number Title of Standard. Publisher, Place, Year.)
ANSI/ASTM E2228-23a Standard Guide for Microscopical Examination of Textile Fibers. ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428, 2023.
Source link
Reprinted, with permission, from ASTM, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428. A copy of the complete standard may be purchased from ASTM International, https://www.astm.org