Good-Lite Quantum Standardized Viewer
ESV1500 Illuminated Cabinet Calibrated
Using advanced patented technology this cabinet self-calibrates illumination on the chart surface for both photopic (85 cdm2) and mesopic (3 cdm2) light level testing. LED lights provides uniform and highly calibrated illumination across the entire testing surface (Patent 5078486). Automatically adjusts to incoming power of 100 to 240 VAC.