GL Optic offers a wide range of photometric and radiometric measurement services.
The most common are photometrical measurements with a goniospectroradiometer or integrating sphere system, according to CIE S 025/E:2015, EN 62471, IESNA LM-79-08. Gonio-photometric measurement of Luminous Intensity Distribution (LID) is summarized in a professional report which may include the following: Luminous flux, Luminous, Intensity distribution (LDT and IES data format – with the use of a goniometer), Beam Angle, Colour coordinates x, y, Angular colour uniformity, CCT, Distance from the Planckian locus Duv, CRI, Spectral power distribution, Angular colour uniformity, Luminous efficacy, Electrical Power and Power factor.