Outline
This product achieves high cost performance and is specialized in dynamic range up to 4,500,000cd/m².
It provide not only luminance and chromaticity data but also color rendering index and color temperature data with high speed and high accuracy.
This product is suited for use in design and development department, and quality control of products for LED chip and LED module.
Features
￭ Measuring wide-dynamic range.(1 – 4,500,000 cd/m²)
￭ High cost performance.
￭ Capability of illuminance measurement by using the adapter.(Option)
Principal use
￭ Luminance, Chromaticity, Color rendering index and Color temperature for LED Back light and
LED illuminator.
￭ Luminance and Chromaticity of TV, PC, Tablet, Smart phone display.
￭ Luminance and Chromaticity of head light and interior panel of automobile.
Specifications
| Photo detector | Electronically cooled linear CCD |
|---|---|
| Dispersing element | Diffraction grating |
| Optical system | Object lens : f= 82mm F2.5, Eyepiece lens : 5° view field |
| Measurement angle | 2°/1°/0.2°/0.1° Selectable (Electric motor moved) |
| Minimum measurement area | 2°: 10.0 mmφ 1°: 4.99 mmφ 0.2°: 1.0 mmφ 0.1°: 0.5 mmφ |
| Measurement distance | 350mm – ∞ (Distance from metallic tip of objective lens) |
| Spectral bandwidth | 5 – 8nm *Half bandwidth |
| Wavelength accuracy | ±0.3nm *Hg emission lamp |
| Wavelength range | 380 – 780nm |
| Wavelength resolution | 1nm |
| Measurement mode | Auto/Manual(Integral time/Frequency) External vertical sync signal input |
| Measurement object | Spectral radiance : W･sr-1･m-2･nm-1 |
| Calculation function | Radiance Le : W･sr-1･m-2, Luminance Lv : cd･m-2, CIE1931 chromaticity coordinates xy, CIE1976 chromaticity coordinates u’ v’, Tristimulus value XYZ, Correlated color temperature and Deviation, CIE standard observer 2°/ 10° |
| Range of guaranteed illuminance accuracy(*1)(*2) |
2°：0.0005 – 1,500,000 cd/m2 1°：0.0015 – 4,500,000 cd/m2 0.2°：0.0375 – 5,000,000 cd/m2 0.1°： 0.15 – 2,000,000 cd/m2 |
| Accuracy in luminance(*1) | ±2% or less |
| Accuracy in chromaticity(*1) | ±0.002 |
| Repeatability in luminance(*3) | 0.3% |
| Repeatability in chromaticity(*4) | 0.0005 |
| Polarization error | Luminance 1％ or less Spectral radiance 2％ or less (400 – 780nm) |
| 0easurement time(*5) | NORMAL Mode : Approx. 1 – 31sec HIGH SPEED Mode: Approx. 1 – 17sec |
| Interface | USB2.0 / RS-232C selectable |
| Power supply | Dedicated AC adapter AC100V-240V, 50/60Hz, DC12V |
| Power consumption | Approx. 34W |
| Use conditions | Temperature: 5 – 35℃, Humidity: 80%RH or less (No condensation) |
| Outer dimensions (W×D×H) | 150×406×239mm |
| Weight | Approx. 5.5kg |
*1 For standard illuminance A.
*2 Measurable range in Normal and High speed mode.
*3 2σ from 10 times continuous measurement at measuring angle 2° in normal speed mode.
*4 (Max – Min) value from 10 times continuous measurement at measuring angle 2°in normal mode.
*5 Except communication time with PC.
Measurement area
| Measurement angle |
Measurement distance [mm] * | ||||
|---|---|---|---|---|---|
| 350 | 500 | 800 | 1000 | 2000 | |
| 2° | 10.0 | 15.1 | 25.4 | 32.2 | 66.4 |
| 1° | 4.99 | 7.55 | 12.7 | 16.1 | 33.2 |
| 0.2° | 1.00 | 1.51 | 2.54 | 3.22 | 6.64 |
| 0.1° | 0.50 | 0.76 | 1.27 | 1.61 | 3.32 |
* The measurement distance is the distance from the tip of the metal fixture on the instrument of the objective lens.
Accessories
￭ Attachment Lens : AL-6
￭ Attachment Lens : AL-11
￭ Attachment Lens : AL-12
￭ Reference White Board : WS-3
￭ CCD Adapter : IA-2
￭ Fiber probe : FP-3P
￭ Tripod 5N : Tripod5N
￭ Tripod : Tripod-SR
￭ Fine Control Table : S-4
￭ Neutral Density Filter : ND-10/100
￭ Illuminance Adapter : ZV-30