This device is used to evaluate the road lighting to measure the luminance of road surface, total uniformity, vertical uniformity, vertical illuminance, veiling luminance and TI. The system support multiple measuring modes such as single measurement, hight accuracy measurement, continuous high dynamic measurement and triggering high speed measurement. The imaging luminance analysis and dynamic glare analysis could be shown in real time.
1. 2-mega-pixels scientific-grade CCD
2. CCD adopt advanced thermoelectric refrigeration technology, making it is possible to control the tempreture from -35℃ to room tempreture;
3. Adopting unique calibration techniques, the luminance precision of luminance meter can be better than 3%;
4. Specialize test software for road luminance allows users to create 2D luminance distribution of the road and street lamps in one time, and achieve high dynamic measurements for on-site road environment;
5. Analysis and calculation of raod lighting glare TI.
This luminance meter is an innovated equipment intergrating with the measuring function of spectral radiance, luminance, chromaticity and array imaging. The system is suitable for all kinds of the luminance uniformity, color uniformity and glare measurement for electronic displays, backlight units, instrument panels, light bar, filed measurement of road lighting or sports stadium, and trafic light and signals.
1. High sensitivity TE-Cooled CCD array sensor and CCD imaging camera;
2. The system is suitable for the low luminance measurement with high sensitivity characteristics;
3. No correction error for chromaticity measurement with spectral distribution;
4. The luminance at any position of imaging plane could be measured with any FOV;
5. Multiple functions:spectral radiance distribution, luminace, radiance, chromaticity coordinates, CCT, CRI, RF, Rg, luminance & chromaticity 2D distribution, luminance & chromaticity uniformity.
1. Spectrum range:350nm~1100nm;
2. Wavelength accuracy:±0.3nm, Luminance accuracy:±3%;
5. Power supply:AC220V/50Hz or Li Battery.
This device is according to the requirements of IEC 60969, Energy Star, EU and China National standard, to test the starting time, run up time and ficker performance of lamps and luminaires.
It can measure the spectral distribution, illuminance, chromaticity coordinates, CCT and CRI directly. It can be conneted with mobile devices via Blue tooth, easily do the measurement by special APP, which can be available for IOS or Android system.
It intergrates the functions of measurement for optical parameters, electric parameters and thermal parameters. It can measure the junction tempreture, thermal resistance under the stable and temporal conditions and luminous flus, radiant flux, spectrum distribution, peak wavelength, dominant wavelength, FWHM, electric parameters of LEDs operating at various of ambient temperature and forward current.
1. Thermostatic temperature:5℃~85℃;
2. Temperature stability:0.1℃;
3. Operating current:1mA~2000mA;
4. Measuring current:1mA~64mA;
5. Forward voltage:+5V,+15V;
6. Spectral range:380nm~1000nm
7. Integrating sphere:φ300mm, 2π geometry.