Alat Pengukur Luminansi (Luminance Meter) LS332

Description

Instrumen ini merupakan pengukur luminansi multifungsi yang dilengkapi sensor spektral. Alat ini dirancang untuk mengukur luminansi, frekuensi kedipan, indeks rendering warna (CRI), dan suhu warna berkorelasi (CCT) pada layar tampilan, panel lampu latar, perlengkapan pencahayaan, dan aplikasi serupa. Selain itu, instrumen ini dapat menampilkan kurva distribusi spektral, yang membantu mengidentifikasi jenis sumber cahaya latar.

Product application

Parameters

Parameter Name	Parameter Value
Luminance Wavelength Range	400nm ~ 700nm
Luminance Wavelength Interval	10nm
Luminance Measurement Distance	≤1m
Luminance Measurement Range	1 ~1,000,000cd/m²
Luminance Resolution	0.01cd/m²
Luminance Measurement Accuracy	≤±(5%H+2cd/m²) (H is the standard value, calibrated with the CIE standard illuminant A )
Luminance Unit Options	cd/m² (default), fL
CCT Measurement Range	1,000 ~ 100,000K
CCT Measurement Accuracy	±5% (Calibrated with the CIE standard illuminant A)
CRI Measurement Range	0 ~ 100
CRI Measurement Accuracy	±2 (Calibrated with the CIE standard illuminant A)
Flicker Frequency Measurement Range	10 ~ 500 Hz
Flicker Frequency Measurement Distance	≤0.1m
Flicker Frequency Measurement Accuracy	±5%
Test Aperture Diameter	Φ10mm/20mm
Host Size	147.2mm * 72mm * 28mm
Probe Size	Diameter 40mm*Thickness 76mm
Weight	About 370g (including batteries)
Display	240*160 Dot Matrix LCD
Power Supply	2 AA Alkaline Batteries
Operating Environment	Temperature 0 ~ 40℃, Humidity <85%RH
Supply Voltage	DC3V

High-Precision Measurements — Certified Accuracy

Delivers highly accurate and reliable results that comply with authoritative metrology standards, meets the requirements for professional certification.

Spectral Sensor Design for True-to-Eye Accuracy

Utilizes a spectral sensor with a response curve precisely matched to the V(λ) function, ensuring accurate luminance measurements across screens with varying color temperatures.

Flicker Frequency Measurement for Eye Comfort Evaluation

Equipped with flicker frequency detection capabilities to identify screen or lighting flicker issues. Supports the assessment of eye-friendly displays and helps ensure visual comfort in various lighting environments.

Real-Time Spectral Curve Measurement for Display Analysis

Through spectral curve analysis, the light source type of the display can be identified.

Color Rendering Index (CRI) Measurement

Accurately measures the color rendering index to evaluate the color reproduction quality of lamps and display devices, ensuring true-to-life color performance.