DT-3809 measures light from visible luminaries equipped with white light LED, fluorescent, metal halide, high-pressure sodium and incandescent sources.
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- 3999 Counts Large Backlit LCD Display
- Low Battery Indication
- Sampling Rate: 2.5 times per second
- Spectral Response close to CIE luminous spectral efficiency
- Cosine Angular Corrected
- Confirms to JIS C1609: 1993 and CNS 5519 General A class specifications
- Measuring Light source: LED white light and all visible light
- User Selectable Lux / Foot Candle scales
- Data Hold
- Max/Min/Avg Hold
- Auto Power Off and Disable function
- Auto-Ranging
Sensor |
Silicon Photodiode with flter |
Range |
40, 400, 4,000, 40,000, 400,000 Lux & |
40, 400, 4000, 40,000 FC |
Accuracy |
± 3% (Calibrated to standard incandescent lamp |
2586°K and corrected LED day white light spectrum) |
Power Supply |
9V Battery |
- Instruction Manual
- Test Report
- Battery
- Carrying Case