Foreword to the American National Standard edition

This national standard establishes uniform practices for drawing notations for optical elements and assemblies. It is based entirely on the international standard, ISO 10110-8:2010.

In its implementation as a national standard, there are no accommodations necessary for standard practice in the United States. It has therefore been adopted without modification. X points should be considered, however.

1. The default wavelength in the United States is the red HeNe line, 632.8 nm.

2. The decimal point may be used instead of the decimal comma. These two notations should not be mixed on a single drawing.

This standard was processed and approved for submittal to ANSI by the OEOSC Committee on Optics and Electro-Optical Instruments, OP. Committee approval of the standard does not necessarily imply that all committee members voted for its approval. At the time it approved this standard, the OP Committee had the following members: