Features
• 4-digit LCD Display
• Spectral sensitivity close to CIE photopic curve
• Auto ranging from 0.05 to 7000 Lumens
• Accurate and instant response
• Data hold function
• Data memory and read function
• Zero function
• Ratio function
• Sort function
• Comparator function
• Best for measuring LEDs, small lamps, fiber illuminators
• Auto power off function
• RS232 Interface
• Adapter plate for 2/3/4/5/8/10m/m

Specifications
• Measuring Range: 9.999, 99.99, 999.9, 7000 lumens, Auto ranging (4 step)
• Resolution: 0.001 lumens
• Accuracy: 0.05 to 0.1 ±7%, 0.1 to 1000 ±1%, 1000 to 7000 ±3%
• Integrating Sphere Diameter: 50mm
• Sample Pore Diameter: 12.7mm
• Temperature Characteristics: ±0.1%/???
• Measuring Rate: Approximately 5 times/sec
• Photo sensor: Silicon photodiodes
• Data Memory Capacity: 999 sets. (Direct reading from LCD display)
• Data Logger Capacity: 40000 sets
• Power Source: 6 pcs AAA size Battery
• Battery Life (typical): 100 hours
• Integrating Sphere Lead Length: 150 cm (approx.)
• Integrating Sphere Dimensions: 68mm (Diameter) × 82mm (H)
• 1 Year Warranty