... sphere, etc LPCE-1 Integrating Sphere Spectrophotometer Test System is suitable for photometric and colorimetric ... parameters: luminous flux, luminous power, luminous flux efficiency;• Electrical parameters: voltage, current, power, power factorSpecification: • High accuracy and high speed test less ... linearity: ±0.3%, Photometer detector: Class A• Luminous Flux: 0.01lm~1,999,900lm (Equipped with right ...