This standard establis es the methods and means for the verification of polarimetric and saccharimetric quartz plates within the measurement limits of -80 to + 80° and -230 to + 230 °S, with a maximum permis ible error not less than 0 .01° and 0.01°S respectively, for sodium light with a wavelength of 589.28 nm.
NC 90-13-40-1987 history
1988NC 90-13-40-1987 Metrological Assurance. Polarimetric Quartz Plates. Methods and Means of Verifications