Historical
ISO 8478:1996
Photography -- Camera lenses -- Measurement of ISO spectral transmittance
Gives a method for measuring the spectral transmittance of camera lenses. Describes particular conditions for measuring the axial spectral transmittance over a wavelength range from 350 nm to 700 nm of camera lenses which are to be used mainly for taking pictures of very distant objects.
International Organization for Standardization [iso]