Spectrometer |
OceanOptics* QE65000 |
| Detector |
Hamamatsu S7031-1006 (cooled) |
| Scanning range: |
200nm - 1100 nm |
| Number of Pixels |
1024 x 58 (1044 x 64 total pixels) |
| Pixel Size |
24.576 μm2 |
| Pixel Well Depth |
1000 Ke- |
| Sensitivity |
~0.065 counts / e- |
| Quantum efficiency |
90% peak; 65% at 250 nm |
| Optical Design |
f/4, Symmetrical crossed Czerny-Turner |
| Focal length |
101.6 mm input and output |
| Aperture |
standard 50 µm wide slit, other sizes are possible (5, 10, 25, 50, 100, 200) |
| Grating |
Grating #HC1, with OFLV filter best efficient 350nm - 1100nm |
| OFLV-QE 350 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 ~2.4nm (FWHM), for different slit size 0.14nm - 7.7nm |
| Signal-to-noise ratio |
1000:1 |
| A/D resolution |
16 bit |
| Dark noise |
3 RMS counts |
| Dark current |
4000 e-/pixel/sec @ 25 ºC; 200 e-/pixel/sec @ 0 ºC |
| Acquisition time |
8 milliseconds to 15 minutes |
| Corrected linearity |
>99.8% |
| |
|
