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T64000 Specifications
Specifications
| Focal length | 640mm, all stages |
| Aperture** | f/7.5 |
| Dispersion** Additive triple | 0.23 nm/mm |
| Dispersion** Single (direct or subtractive double) | 0.7 nm/mm |
| Gratings |
76 x 76 mm2; selection from over 50 gratings including the patented PAC gratings |
| Drive mechanism | Sine bar |
| Step Size* | 0.00066 nm |
| Mechanical range* | 0 to 1000 nm (and above) |
| Slits | 0 to 2 mm wide; 0.5,1.,2.5,5,15 mm high |
| (subtractive intermediate) | 0 to 50 mm wide; 0 to 15 mm high |
| (spectrograph entrance) | 0 to 25 mm wide, 0 to 15 mm high |
| Spectrograph port | 25 - 30 mm clear aperture |
| *Based on 1800 gr.mm gratings, **dependant upon wavelength | |
Spectral Resolution and Coverage
|
Configuration |
Single (direct or double filter stage) |
Additive Triple | |
|
Grating (gr/mm) |
Mechanical Range |
CCD Coverage (1")** |
CCD Coverage (1")** |
|
300 |
0-6000 nm |
133 nm |
38.0 nm |
|
600 |
0-3000 nm |
62 nm |
21.0 nm |
|
1200 |
0-1500 nm |
30 nm |
9.1 nm |
|
1800 |
0-1000 nm |
17 nm |
5.7 nm |
|
2400 |
0-750 nm |
11 nm |
4.1 nm |
|
3600 |
0-500 nm |
6 nm |
2.0 nm |
| ** 1 nm corresponds to ca. 100 cm-1 at 320 nm 40 cm-1 at 500 nm 15 cm-1 at 750 nm | |||
