TMc300 Single Monochromator
Optical Layout
| Configuration | Symmetrical Czerny Turner |
| Focal length | 300mm |
| Grating mount | Triple grating turret |
| Number of gratings | 1-3 |
| Grating size | 68 x 84mm |
| Aperture ratio | f/4.1 (at all grating angles) |
| Number of entrance/ exit ports | 1/2 or 2/1 |
Opto-Mechanical
| Mechanical resolution drive | 0.00014°/ step |
| Slit type | Fixed, micrometer or motorised variable |
| Slit width & height | 10µm-8mm (W) x 20mm (H) |
| Filter size | 25/ 22mm diameter |
Optical Performance (quoted for 1200 g/mm gratings)
| Spectral range | Within range 200nm-50µm |
| Linear dispersion | 2.7nm/mm |
| Wavelength accuracy | ± 0.2nm |
| Wavelength reproducibility | ± 0.05nm |
| Resolution full/reduced slit height | 0.3/0.1nm |
| Stray light rejection at 10x FWHM | 5·10-5 |
| Wavelength acquisition speed | 1000nm/s |
