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Spectroradiometers

Measuring Instruments

Spectroradiometer CS-2000

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Highly precise spectral radiance/chromaticity measurement possible from 0.003 cd/m²
Grand Prize Award, Advanced Display of the Year 2008 prize

Introduction
Features
Specifications

Specifications

Major specifications of the CS-2000

Model	CS-2000
Wavelength	380 to 780 nm
Wavelength	0.9 nm/pixel
Display wavelength bandwidth	1.0 nm
Wavelength precision	±0.3 nm (Median wavelength: 435.8 nm, 546.1 nm, 643.8 nm; Hg-Cd lamp)
Spectral bandwidth	5 nm or less (half bandwidth)
Measuring angle (selectable)	1°	0.2°	0.1°
Measurement luminance range (Standard light source A)	0.003 to 5,000 cd/m²	0.075 to 125,000 cd/m²	0.3 to 500,000 cd/m²
Minimum measuring area	φ5 mm (φ1 mm when using close-up lens)	φ1 mm (φ0.2 mm when using close-up lens)	φ0.5 mm (φ0.1 mm when using close-up lens)
Minimum measuring distance	350 mm (55 mm when using close-up lens)
Minimum luminance display	0.00002 cd/m²
Accuracy: Luminance ^*1(Standard light source A)	±2%
Accuracy: Chromaticity ^*1(Standard light source A)	x,y :±0.003 (0.003 to 0.005 cd/m²) x,y :±0.002 (0.005 to 0.05 cd/m²) x :±0.0015 (0.05 cd/m² to ) y :±0.001	x,y :±0.003 (0.075 to 0.125 cd/m²) x,y :±0.002 (0.125 to 1.25 cd/m²) x :±0.0015 (1.25 cd/m² to ) y :±0.001	x,y :±0.003 (0.3 to 0.5 cd/m²) x,y :±0.002 (0.5 to 5 cd/m²) x :±0.0015 (5 cd/m² to ) y :±0.001
Repeatability: Luminance(2σ) ^*2	0.4 % (0.003 to 0.05 cd/m²) 0.3 % (0.05 to 0.1 cd/m²) 0.15 % (0.1 to 5,000 cd/m²)	0.4 % (0.075 to 1.25 cd/m²) 0.3 % (1.25 to 2.5 cd/m²) 0.15 % (2.5 to 125,000 cd/m²)	0.4 % (0.3 to 5cd/m²) 0.3 % (5 to 10cd/m²) 0.15 % (10 to 500,000cd/m²)
Repeatability: Chromaticity(2σ) ^*2	0.002 (0.003 to 0.005 cd/m²) 0.001 (0.005 to 0.1 cd/m²) 0.0006 (0.1 to 0.2 cd/m²) 0.0004 (0.2 to 5,000 cd/m²)	0.002 (0.075 to 0.125 cd/m²) 0.001 (0.125 to 2.5 cd/m²) 0.0006 (2.5 to 5 cd/m²) 0.0004 (5 to 125,000 cd/m²)	0.002 (0.3 to 0.5 cd/m²) 0.001 (0.5 to 10 cd/m²) 0.0006 (10 to 20 cd/m²) 0.0004 (20 to 500,000 cd/m²)
Polarization error	2 % or less(400 to 780 nm)：1°, 3 % or less(400 to 780 nm)：0.1° 0.2°
Integration time	Fast: 0.005 to 16 sec.; Normal: 0.005 to 120 sec.
Measurement time	1 sec. minimum (Manual mode) to 243 sec. maximum (Normal mode)
Color space mode	L_v x y, L_v u' v', L_v TΔuv, XYZ, spectral graph, dominant wavelength, excitation purity
Interface	USB 1.1
Operating temperature/ humidity range	5 to 35 °C, relative humidity 80% or less with no condensation
Storage temperature /humidity range	0 to 35 °C, relative humidity 80% or less with no condensation
Power	AC adapter (100 to 240V~，50/60 Hz)
Current consumption	Approx. 20 W
Size	158 (W) x 262 (H) x 392 (D) mm
Weight	6.2 kg

*1: Average of 10 measurements in Normal mode at a temperature of 23±2°C and a relative humidity of 65% or less.
*2: 10 measurements in Normal mode at a temperature of 23±2°C and a relative humidity of 65% or less.

System Configuration

Data Management Software

CS-S10w Professional (Standard accessory)

With this software, the CS-2000 can be controlled from a personal computer to display measured data in various graphs or lists, to transfer data to spreadsheet software, or to copy-and-paste data. CS-S10w offers various data management, analysis and evaluation options to assist in research and development or quality control.