BS-2738-1 Complete Document History
Specification for Tolerances on Optical Properties of Mounted Spectacle Lenses


Obsolete Revision Information:
   REPLACED BY BS-EN-ISO-21987 - WITHDRAWN IN 2009 - Dec. 31, 2009
   1998 EDITION - SPECIFICATION FOR TOLERANCES O - Nov. 15, 1998
   1989 EDITION - SPECIFICATION FOR TOLERANCES O - Jan. 1, 1989