Specification
Optical parameters
Spectral range
specbos 1211 350 ... 1000 nm
Optical bandwidth 4.5 nm
Wavelengths resolution 1 nm
Digital electronic resolution 15 bit ADC
Viewing angle 1,8° (luminance mode)
Measuring distance/ diameter 20 cm - ∅ 6 mm; 100 cm - ∅ 31 mm (luminance mode)
Measuring values : Spectral radiance/ Spectral irradiance Total luminance / total radiance Total illuminance / total irradiance Chromaticity coordinates x,y; u’,v’ Correlated Color Temperature, color purity Color Rendering Index, RGB Circadian metrics, photosynthetically active radiation
Measuring ranges and accuracies
Measuring range luminance 0.1 ... 2500 cd/m2 (higher values with optional filter)
Measuring range illuminance 2 … 20 000 lx
Luminance accuracy ± 2 % (@ 1 000 cd/m2 and 2856 K)
Luminance repeatability ± 1 %
Chromaticity accuracy ± 0.002 x, y (@ 2856 K)
Color repeatability ± 0.0005 x, y
CCT repeatability ± 20 K (@ 2856 K)
Wavelength accuracy ± 0.5 nm
Other technical data
Dispersive element Imaging grating (flat field)
Light receiving element Backthinned CCD array 2048pixels (binned)
Power supply USB Hub powered
Interface USB 2.0 fullspeed
Dimensions 180 mm x 82 mm x 53 mm
Weight 450 g
Operating conditions Temperature 10 ... 40 °C
Humidity < 85 % relative humidity at 35 °C Accessories (included) PC software JETI LiVal for Windows 7/ 8/ XP/ Vista
DLL, LabVIEW VI’s USB cable and trigger connector Cosine diffusor (for irradiance measurement) Calibration certificate, operation instructions Tripod, transport box Accessories (optional) Integrating spheres of different diameters (Lum. flux measurment)
Netbook with installed software (for mobile applications)
Calibration NIST traceable
Recommended interval 1 year
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