Feature

Measurement standards span all fields

Robert E. Parks

This month's column was prompted by a letter from a professor in Portugal to the International Commission for Optics (ICO), asking about generally accepted terms and definitions in optics. By a circuitous route, the letter ended up on my desk and prompted a look at an International Standards Organization (ISO) publication called the ISO Standards Handbook 2, Units of Measurement.

Publish Date: 01 August 1989