Additional information
Translated from Izmeritel'naya Tekhnika, No. 9, pp. 50–51, September, 1972.
Rights and permissions
About this article
Cite this article
Grin, G.L., Aleksandrova, A.N. Problem of certifying reference rings in the checking of IZS-7 and IZS-8 spherometers. Meas Tech 15, 1362–1363 (1972). https://doi.org/10.1007/BF00815094
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00815094