X-8 LED Fast Spectrometer is a minitype meter combining a linear array CCD detector, fiber couple sampling,USB communication and power supply, and integrating photo circuit and electrical circuit highly with the test accuracy reaching international level, strong software function, milliseconds test speed, little volume, plug and play and being used to spectrum sampling analysis for kinds of light sources.

Wide dynamic range: integrating time 6us-10s（Ф300mm integrating sphere can test the luminous flux of white LED with the range of 1lm-100000lm）

1.1. Equipment components
1) X-8 Fiber optic spectrometer;
2) 1.5m Silica optical fiber (SMA905);
3) USB Communication cable;
4) X-8 Software;

1.2. Parameters that can be measured
1)Relative Spectral Power Distributions Diagram P(λ),
2) Chromaticity Coordinate(x, y), (u, v),
3)Correlated Color Temperature: (CCT)
4)Rending Index: Ra; Ri(i=1--14)
5)Color difference (including Domestic and international standard)
6)Peak Wavelength: λp
7)Dominant wave length: λd
8)half width of spectral : Δλ
9)colour purity:Pe
10) Red Ratio: R
11) luminous flux: φv
12) Optical power:φe

1.3. Requirements for Environment
① Working Temperature: 0--35℃
② Idea temperature: 25±5℃
③ Relative Humidity: <80%

1.4. X-8 packing list
1. X-8 Fiber optic spectrometer:1
2. Silica optical fiber (SMA905):1
3. USB Communication cable:1
4. User’s manual:1
5. X-8 Software:1

Trigger mode: level trigger and switch trigger.

Output signal: level

Test parameter: start-up time, relative spectral power distribution, chromaticity coordinate, correlative color temperature, rendering index, color difference, peak wavelength, luminous flux, etc.

Wavelength range : 380nm~780nm 

Wavelength accuracy : ±0.3nm 

Repeatability of chromaticity coordinate : ±0.001(Under  standard illuminator A) 

Sampling interval : 1nm/5nm 

Photometry repeatability : 1%  

CCT range : 1000K~100000K    

Dominant wavelength range : 380nm~700nm 

Sensor : 2048 unit array CCD    

Integration time : 6μs~10s

Fiber connector : SMA 905   
Computer interface : USB 2.0   
Interface database in Excel format   
Operating system : Windows2000/XP/Vista