Light-Tight Lux Meter Calibration Source - Labsphere

Interesting work being done at the Prairie View Observatory in Texas

LuxCal250 Lux and Luminance Meter Calibration

Spectra-UT Ultra Tunable Test and Calibration Reference Sources - Labsphere

Spectra-FT Fine Tunable Test and Calibration Reference Sources

Spectroradiometers Pro-Lite Technology

Water-Cooled High Power Calibration Source - Labsphere

Labsphere Large Diameter Light Measurement Sphere CA-10834-000 , CSLMS-6511 TOCS

▶【4-Range Settings】: This high-quality digital illuminance/light meter has 4-range settings, 0/200/2,000/20,000/200,000 Lux, for a dynamic metering

Dr.meter LX1330B Digital Illuminance Light Meter, 0-200,000 Measurement Range Lux Meter

Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer, Range up to 200,000 Lux, Luxmeter with 4 Digit Color LCD Screen : Electronics

Spectra-FT Fine Tunable Test and Calibration Reference Sources

Water-Cooled High Power Calibration Source - Labsphere

Imaging, Sensing & Remote Sensor Calibration Solutions - Labsphere