ANDREW BROOKES, NATIONAL PHYSICAL LABORATORY / SCIENCE PHOTO LIBRARY ANDREW BROOKES, NATIONAL PHYSICAL LABORATORY / SCIENCE PHOTO LIBRARY
Instrumentation measurement standard. Laboratory artefact used as an instrumentation measurement standard to test and calibrate high-precision measuring instruments. This device is designed for use in measurements involving form (shape) and reflectance. The latter relates to properties involving sound waves and electromagnetic radiation. Photographed in 2015, at the National Physical Laboratory, Teddington, UK.
Model release not required. Property release not required.