Labsphere’s Large Uniform Source Systems are designed to provide exceptional uniform spectral radiance for the test and calibration of imaging and non-imaging detectors.

USS Series	Small	Medium		Large
	S600S/C	1200S/C	2000S/C	4000S/C	6000S/C
Sphere Diameter	6 inches (15cm)	12 inches (30cm)	20 inches (50cm)	40 inches (102cm)	65inches (165cm)
Luminance range Cd/m²	15-2800 S serie 0-2100 C serie	40.000	18.000	1660-4000 S serie 0-4000 C serie	640-34400S serie 0-34400 C serie
Radiance uniformity	better than 98%

Best for Calibrating:
Imaging Radiometers Cameras Tele-spectroradiometers Small-area remote sensing devices Displays	Satellite Instrumentation Electronic Imaging Cameras Planar Arrays Photometers Spectroradiometers