• Dual Display, 4-digit LCD reading.
• Spectral Sensitivity close to CIE photopic Curve.
• Measuring Levels Ranging 0.01 to 999900 Lux,0.001 to 92927 fc, Autoranging 5 step.
• Accurate and Instant response.
• Integral illuminance measurement.
• Luminous intensity measurement.
• Data Hold function.
• Data memory and read function.
• Data logger function.
• Reference value setting for relative or percentage deviation measurement.
• Ripple measurement for STRAY + LIGHT function.
• Time-hold function.
• Point - average function.
• Comparator function.
• Auto power off function.
• RS232 Interface.
• CNS 5119 Class Ⅱ.

• Spectral Sensitivity close to CIE photo pic Curve
• Cosine Angular corrected
• Analog output jack for recording (TES-1332A/1334A)
• Data Hold function, Peak Hold function for 1334

• Spectral Sensitivity close to CIE photopic Curve.
• Measuring Levels Ranging 0 to 400,000 Lux, 0 to 40, 000 fc.
• Accurate and Instant response.
• Data Hold function.
• MAX/MIN function.
• Peak Hold function.
• Relative function.
• Cosine Angular corrected.
• Auto-Power-Off function.
• CNS 5119 class11

• pectrum of photo sensor meets C.I.E. photopic curve V( l )
• 16000 Records Data logging capacity
• USB interface (software included)
• Measurement of luminous intensity (PC Software)

TES-1800A (230V) 
TES-1800B (110V)

• Large custom high contrast display.
• Auto lock out if test resister overheats.
• Voltage indication.
• Measure low loop with 0.01 W resolution.
• High loop range permit measurement 
  of ground spikes.
• Microprocessor controlled.