Oriel Sol3A
Oriel Sol3A solar simulators use a single lamp design to meet Class A requirements for three performance criteria without compromising the 1 Sun output power. This solar simulator fulfills class AAA, with the first letter representing Spectral performance, the second letter Uniformity of Irradiance, and the third letter Temporal Stability. Active area size: 6x6 inches, Air Mass 1.5G Filter, Xenon Arc Lamp.
https://www.newport.com/f/class-aaa-solar-simulators