main point ring graduation
DIN EN ISO 385
DE-M marked according to the German calibration law
made of borosilicate glass 3.3
inclusive batch certificate
main point ring graduation
DIN EN ISO 385
DE-M marked according to the German calibration law
made of borosilicate glass 3.3
inclusive batch certificate
main point ring graduation
DIN EN ISO 385
DE-M marked according to the German calibration law
made of borosilicate glass 3.3
inclusive batch certificate