Spectrometer
|
OceanOptics* USB4000
|
| Detector |
Toshiba TCD1304AP linear CCD array |
| Scanning range |
200nm - 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. 5, 10, 25, 50, 100, 200μm are possible |
| Grating |
Grating #1, 200nm - 850nm, best efficient (>30%) 200nm - 575nm |
| Detector Lens |
L4, to increases light-collection efficiency |
| DET4 200-850 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% |
Light Source
| Lamp type |
Combined Deuterium - Tungsten Halogen Light Source (controlled independently) |
| Wavelength range |
>200nm |
| Shutter |
Manual Software control |
| Output |
3.8 watts (deuterium); 1.2 watts (tungsten halogen) |
| Lifetime |
~1500 hours (deuterium); 1500 hours (tungsten halogen) |
| Time to Stabilize |
~10min |
General characteristics
| Sample size |
8mm - 200mm (irregular shape) |
| Computer requirements |
PC with Windows XP/Vista/7 32/64bit and a USB port available |
| Power requirements |
115VAC/230VAC (0.6A/0.3A) |
| Short cut circuit |
Slow Blow Fuse 5A. |
| Dimensions (W x L x H) |
Standard Size: 320mm x 360mm x 180mm, Other sizes are possible to meet particular needs |
| Weight |
~9Kgr, depending on the configuration |
*OceanOptics is TM of Ocean Optics, Inc. http://www.oceanoptics.com
