MODEL RELEASED. Measuring light intensity. Researcher aligning a fluorescent strip light for calibration on a goniophotometer. A goniophotometer is an instrument that measures the intensity of light reflected from a surface at various angles. Photographed at the National Physical Laboratory,in Teddington,UK | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Brookes, Andrew / National Physical Laboratory |
Bildgröße: | 3638 px × 4851 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |