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Spectrometer 1
(VIS)
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OceanOptics* USB4000
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| Detector |
Toshiba TCD1304AP linear CCD array |
| Scanning range: |
350nm - 1100 nm |
| Number of Pixels |
3648 |
| Pixel Size |
8 μm x 200 μm |
| Pixel Well Depth |
~100.000 electrons |
| Optical Design |
f/4, Symmetrical crossed Czerny-Turner |
| Focal length |
42mm input |
| Aperture |
standard 50 µm wide slit, other sizes are possible (5, 10, 25, 50, 100, 200) |
| Grating |
Grating #3, 350nm - 1000nm,
best efficient (>30%) 350nm - 850nm |
| Detector Len |
L4, to increases light-collection efficiency |
| DET4-350-1000 Filter |
OFLV Variable Longpass Order-sorting Filter, to block second- and third-order light |
| Optical Fiber connector |
SMA 905 to 0.22 NA single-strand optical fiber |
| Optical resolution |
For 50μm slit ~2.0nm (FWHM),
for different slit size 0.3nm - 10nm |
| Signal-to-noise ratio |
300:1 |
| A/D resolution |
16 bit |
| Dark noise |
50 RMS counts |
| Acquisition time |
10 milliseconds to 10 seconds |
| Corrected linearity |
>99.8% |
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Spectrometer 2
(NIR)
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OceanOptics* NIRQuest 512
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| Detector |
Hamamatsu G9204-512 InGaAs linear array (cooled) |
| Scanning range: |
850nm - 1700 nm |
| Number of Pixels |
512 |
| Pixel Size |
25 µm x 500 µm |
| Pixel Well Depth |
~100.000 electrons |
| Optical Design |
f/4, Symmetrical crossed Czerny-Turner |
| Focal length |
42mm input |
| Aperture |
standard 50 µm wide slit, other sizes are possible
(10, 25, 50, 100, 200) |
| Grating |
Grating NIR3, 150 l/mm, 900-1700 nm |
| Filter |
OF1-RG830 longpass NIR filter,
to block second- and third-order light |
| Optical Fiber connector |
SMA 905 to 0.22 NA single-strand optical fiber |
| Optical resolution |
With 50μm slit ~3.6nm (FWHM),
with different slit size 2.0nm - 12.3nm |
| Signal-to-noise ratio |
15000:1 @ 100msec integration,
13000:1 @ 1000msec |
| A/D resolution |
16 bit |
| Dark noise |
6 RMS counts @ 100msec integration,
12 RMS counts @ 1000msec |
| Acquisition time |
1 milliseconds to 120 seconds |
| Corrected linearity |
>99.8% |
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Light Source
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Lamp type
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Tungsten Halogen Light Source
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Wavelength range
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360-2000 nm
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Shutter
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Manual or software control
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Output
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20 watts (tungsten halogen)
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Color Temperature
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3000oK
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Lifetime
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~2000 hours (tungsten halogen)
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Time to Stabilize
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~10min
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General characteristics
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Sample size
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8mm - 200mm (irregular shape)
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Computer requirements
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PC with Windows XP/Vista and a USB port available
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Power requirements
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115VAC/230VAC (0.6A/0.3A)
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Sort cut circuit
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Slow Blow Fuse 5A.
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Dimensions (W x L x H)
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Standard Size: 440mm x 360mm x 180mm, Other sizes are possible to meet particular needs
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Weight
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~16Kgr, depending on the configuration
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