LED Photometric Distribution Analyzer

The LS860 Photometric Distribution Measurement System is a precision electronic instrument engineered for comprehensive LED luminous intensity characterization. This system is designed in strict compliance with the LED measurement requirements specified in CIE 127-1997 A or B Condition configurations.

Standard Compliance:
CIE 127-1997 “Measurement of LEDs”

Measurement Parameters:
Forward voltage (VF), Reverse current (IR), Luminous intensity (IV), Intensity angle (2θ1/2), Misalignment angle (Δθ), Equivalent luminous flux (ΦV)

Technical Specifications:
• Automated spatial distribution mapping of luminous intensity curves (rectangular and polar coordinate systems)
• Automated beam angle determination: common-angle, 1/4 intensity angle, and 3/4 intensity angle calculations
• Angular measurement range: -90° to +90°, Angular accuracy: ±0.2°
• Beam spread angle parameters: θ(50%), θ(25%), θ(75%)
• Intensity measurement range: 0 mcd to 30,000 cd, Measurement accuracy: 0.5%. Radiated power range: 1 μW/cm² to 999.9 kW/cm²
• Integrated adjustable DC constant current power supply, Maximum output current: 800 mA
• Forward voltage measurement range (VF): 0.1 V to 20.00 V, Forward current measurement range (IF): 0.1 mA to 800.00 mA
• Reverse current measurement range (IR): 0.01 μA to 200.0 μA, Reverse voltage measurement range (VR): 0.1 V to 20.0 V

Tags：LED Luminous Intensity Distribution Tester , LS860