Konica Minolta



Illuminance Spectrophotometer CL-500A

A hand held Illuminance spectrophotometer ideal for the measurement of LED  lighting. The CL-500A provides full spectral data from 360-780nm allowing accurate assessment of color rendering and other measures such as lux and color temperature that are traceable to international standards.


Main Specifications of the CL-500A


Illuminance Spectrophotometer CL-500A

Illuminance meter class Illuminance meter class Conforms to requirements for Class AA of JIS C 1609-1: 2006 "Illuminance meters Part 1: General measuring instruments"*1 Conforms to DIN 5032 Part 7 Class B
Wavelength range 360 ~ 780 nm
Output wavelength spacing 1 nm
Spectral bandwidth Approx. 10 nm (half bandwidth)
Wavelength accuracy ±0.3 nm (Median wavelengths of 435.8 nm, 546.1 nm, and 585.3 nm *2 as specified in JIS Z 8724) *3
Measurement range Ø 0.1 to 100,000 lx (chromaticity display requires 5 lx or more)
Accuracy *4, 5 (Standard illuminants A) Ev (Illuminance) : ±2%±1 digit of displayed value
xy: ±0.0015 (10 to 100,000 lx)
xy: ±0.002 (5 to 10 lx)
Repeatability (2σ) (Standard illuminant A) Ev: 0.5% + 1digit
xy: 0.0005 (500 ~ 100,000 lx)
xy: 0.001 (100 ~ 500 lx)
xy: 0.002 (30 ~ 100 lx)
xy: 0.004 (5 ~ 30 lx)
Visible-region relative spectral response characteristics (f1') Within 1.5% of spectral luminous efficiency V (λ)
Cosine response (f2) Ev: Within 3%
Temperature drift (fT) Ev: ±3% of displayed value; xy: ±0.003
Humidity drift (fH) Ev: ±3% of displayed value; xy: ±0.003
Storage temperature/humidity range -20 to 55°C, relative humidity 85% or less (at 35°C) with no condensation
Measurement time Super Fast mode: Approx. 0.2 sec. (when connected to computer);
Fast mode: Approx. 0.5 sec.;
Slow mode: Approx. 2.5 sec.;
Automatic exposure time setting (high accurary) mode: Approx. 0.5 to 27 sec.
Display modes XYZ; X10Y10Z10; Evxy; Evu'v'; Ev; Dominant wavelength, Excitation purity; Correlated color temperature, Δuv; General color-rendering index (Ra); Special color-rendering indexes (Ri (i=1~15)); Spectral graph; Peak wavelength; Δ (XYZ); Δ (X10Y10Z10); Δ (Evxy); Δ (Evu'v'); Rank display
Other Features Data memory: 100 data; User calibration function (when connected to computer); Continuous measurement (when connected to computer); Auto off function
Language English, Japanese, Chinese (Simplified)
Interface USB2.0
Power Rechargeable internal lithium-ion battery (Operating time per charge: Approx. 6 hours when new); AC adapter; USB power bus
Operating temperature and humidity range -10 to 40°C, relative humidity of 85% or less (at 35°C) with no condensation
Storage temperature and humidity -10 to 45°C, relative humidity of 85% or less (at 35°C) with no condensation
Size 70 × 165 × 83 mm
Weight 350 g

*1 For Section 7.6.3 Response Time, when measurement speed mode is set to FAST mode.
*2 For 585.3 nm, evaluation performed using substitute wavelength of 587.5 nm.
*3 Based on Konica Minolta test standards (change in temperature of 2°C or less after zero calibration.)
*4 Automatic exposure time setting (high accuracy) mode
*5 Linear for Ev (Illuminance)

Main specifications of Data Management Software CL-S10w

Model Add-in for Excel®
(Excel® is required to use this add-in.)
Operating environment One of the following environments with Excel® installed:

* Languages in parenthesis ( ) are the OS language.
Windows® XP + Excel® 2003 (English, Japanese, or Simplified Chinese)
Windows® 7 + Excel® 2010 32 bit (English, Japanese, or Simplified Chinese)

* For details on system requirements for above versions of Windows®
and/or Excel®, refer to their respective specifications.
Compatible instruments CL-500A, CL-200A, CL-200

All information provided herein, specifications and dimensions are subject to change without notice due to circumstances.