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New Products
- Sound Level Meter
- Vibration Meter
- Light Meter
- Humidity Temperature Meter/Barometric pressure
- Particle Counter
- CO/ CO₂ Meter
- Infrared Thermometer
- Thermometer
- EMF Tester
- PH Meter
- Power Clamp Meter
- Harmonic Clamp Meter
- Battery Impedance Tester
- Solar Power Meter
- Flexible Clamp Meter
- Flow, Wind Direction Anemometer / Tachometer
- Multimeter
- Milli / Micro Ohm Meter
- Earth/ Ground Tester
- Insulation tester
- Clamp Meter
- Calibrator
- Lan Cable Tester
- Power Supply
- Accessories
Light Meter

Photosynthesis Light Quantum Meter
- Autoranging 5 steps and conversion to µmole/m²/s (PPFD: Photosynthetic Photon Flux Density).
- Integral illuminance measurement and conversion to mole/m²/d (Daily light integral).
- Luminous intensity measurement.
- Point - average function.
- User calibration factor (CAL) and spectral correction factor (SCF) function. (include LED)
- Time-hold function.
- Dual Display, 4 digit LCD reading.
- Spectral Sensitivity close to CIE photopic Curve.
- Accurate and Instant response.
- Data Hold function.
- Data memory and read function.
- Reference value stored for relative or
percentage deviation measurement. - Ripple measurement for STRAY + LIGHT function.
- Comparator function.
- Auto power off function.
- Auto datalogging & USB interface.
Display |
Dual display 4 digit LCD reading. |
Measuring Range |
99.99, 999.9, 9999, 99990, 999900 Lux |
Overrange Display |
OL is displayed |
Resolution |
0.01 Lux, 0.001 fc |
Accuracy |
±3% rdg ±5dgt (Calibrated to standard incandescent lamp, 2856 K) |
CIE photopic f ’1 |
≦6% |
Temperature Characteristics |
±0.1% /℃ |
Measuring Rate |
Approximately 5 time/sec |
Photosensor |
Silicon photodiodes |
Data Memory Capacity |
99 sets. (Direct reading from LCD display) |
Data Logger Capacity |
40000 sets. |
Operating / Storage Conditions |
0℃ ~ 40℃ <80% RH / -10℃ ~ 50℃ <70%RH |
Power Source |
6 pcs AAA size Battery |
Battery Life (typical) |
100 hours |
Photosensor Lead Length |
150 cm (approx.) |
Photosensor Dimensions |
92(L) ×60(W) ×29(H)mm |
Dimension |
150(L) × 72(W) × 35(H)mm |
Weight |
320g |
Accessories |
Carrying case, Instruction manual, Battery, CD software, RS232 to USB cable. |