SERIES |
SL40 Duo two-channel spectrometer
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S150 Duo two-channel spectrometer |
Photo of the device |
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Optical scheme |
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Technical characterisitcs |
SL40 Duo-1024USB |
SL40 Duo-3648USB |
S150 Duo-1024USB |
S150 Duo-3648USB |
Optical scheme
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Optical scheme: |
original mirror-lens two-channel |
original mirror-lens two-channel |
vertical–symmetrical two-channel |
vertical–symmetrical two-channel |
F/number: |
1/4.9 |
1/4.9 |
1/9.3 |
1/9.3 |
Focal length: |
40 mm |
40 mm |
158 mm |
158 mm |
Size of diffraction gratings: |
12 x 10 x 3 mm |
12 x 10 x 3 mm |
15 x 15 x 3 mm |
15 x 15 x 3 mm |
Mirror: |
aspherical |
aspherical |
spherical |
spherical |
Optics |
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Diffraction grating: |
1200 l/mm |
1200 l/mm |
1200 l/mm |
1200 l/mm |
Reciprocal linear dispersion: |
17.7 nm/mm |
17.7 nm/mm |
5 nm/mm |
5 nm/mm |
Spectral resolution: |
< 0.8 nm |
< 0.5 нм |
< 0.2 нм |
< 0.15 nm |
Wavelength registration: |
205 nm |
230 nm |
120 nm |
135 nm |
Echelle grating installation |
no |
no |
yes |
yes |
Detection system
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Photodetector: |
S8378 - 1024Q |
TCD 1304DG |
S8378 - 1024Q |
TCD 1304DG |
Number of pixels: |
1024 |
3648 |
1024 |
3648 |
Width of pixel: |
25 µm |
8 µm |
25 µm |
8 µm |
Height of pixel: |
500 µm |
200 µm |
500 µm |
200 µm |
Spectral response: |
200 – 1065 nm |
200 – 1100 nm |
200 – 1065 nm |
200 – 1100 nm |
Min. exposure time: |
2.1 ms |
7.4 ms |
2.1 ms |
7.4 ms |
Max. exposure time (20°С): |
5 s |
3 s |
5 s |
3 s |
Min. interval between scans: |
1 ms |
1 ms |
1 ms |
1 ms |
Dynamic range for one scan: |
3600:1 |
1100:1 |
3600:1 |
1100:1 |
Analogue–to–digital converter (ADC): |
14 bit, 16384 counts |
12 bit, 4096 counts |
14 bit, 16384 counts |
12 bit, 4096 counts |
Synchronization: |
internal, external |
internal, external |
internal, external |
internal, external |
Interface: |
USB |
USB |
USB |
USB |
Radiation input: |
via optical fiber |
Overall sizes (L х W х H): |
117 x 80 x 40 mm |
117 x 80 x 40 mm |
200 x 143 x 72 mm |
200 x 143 x 72 mm |
Weight: |
0.47 kg |
0.47 kg |
2.5 kg |
2.5 kg |