https://www.550nm.com/
550nm - 550nm
Guillaume Groen fotografie Industrial photography, Drone photography and video and portraits. Nicolet Groen
https://data.eol.ucar.edu/dataset/69.1120
NSF NCAR EOL data archive -- R/V Ron Brown Aerosol light absorption at 550nm (netCDF)
https://space.oscar.wmo.int/requirements/view/958
WMO OSCAR | Requirement #958 for Variable Particle single scattering albedo [CM, 550nm]
The official WMO WIGOS database for earth observation Satellites, Instruments and space-based capabilities, including detailed information on observational...