LED calibration standard is suited for photometric calibrations
The BN-LLSF-2P LED-based standard is suited for photometric calibrations, according to CIE 251:2023. Guaranteed by the company’s ISO 17025-accredited calibration laboratory, it can be used both as an illuminance calibration standard for photometers, as well as a luminous flux standard in combination with an integrating sphere in 2π geometry.
Gigahertz-Optik
Amesbury, MA