Specification

Model

LM-20

Tpye

Luminance

Detector

Silicon photo cell (CIE 1931 XYZ filter)

Measurement Diameter

Ø2 mm、Ø4 mm、Ø10 mm or Ø20 mm

Working Distance

30±5 mm

Acceptance angle

5º

A/D

16 bits

Display Range

0.0001 to 2,000,000 cd/m²

Luminosity

Measurement Range

0.001 to 2,000,000 cd/m²

Accuarcy*¹

0.01 ~ 5 cd/m² ±3%

≥ 5 cd/m² ±2%

Repeatability(σ)*¹

0.01 ~ 5 cd/m² 1%

≥ 5 cd/m² 0.5%

Flicker

FMA

Display range：0 ~ 100%；Accuracy：±1%

JEITA

Measuremen Range：≤ 10

Frequency Range：0 ~ 128 HZ

Accuracy：±0.5 db

Measurement Speed

0.01 ~ 5

1 sec

≥ 5

20 / sec

Flicker (JEITA or FMA)

1024 / sec

2D or 3D charts and data export to EXCEL