Specification

Model

LM-7M

LM-7A

Detector

Silicon photo cell (CIE 1931 Y filter) (Max five probes supported)

Measurement area

Ø10mm or Ø27mm

Working Distance

30±5mm

Acceptance angle

5º

Expose time

1msec~5sec

A/D resolution

16bit

Display range

0.0001 to 20,000cd/m²

Luminance

Measurement Range

0.001 to 2000,000cd/m²

Accuracy*¹

0.1~5cd/m² ±3%

≥5cd/m² ±2%

Repeatability(σ)*¹

0.1~5cd/m² 1%

≥5cd/m² 0.5%

Flicker

FMA

Display range:0~100%; Accuracy:±1%

JEITA

Measurement range:≥10 cd/m²

Frequency range:0~128HZ

Accuracy:±0.5db

Measurement speed

0.1~5cd/m²

5sec

≥5cd/m²

20/sec

Flicker (JEITA or FMA)

1024/sec

Interface

USB2.0

Operating temperature

5 to 50ºC

Input Voltage

AC 220V