TMc150 Single Monochromator
Optical Layout
| Configuration | Symmetrical Czerny Turner |
| Focal length | 150mm |
| Grating mount | Dual grating turret |
| Number of gratings | 1-2 |
| Grating size | 30 x 30mm |
| Aperture ratio | f/4.2 |
| Number of entrance/ exit ports | 1 entrance, 1 exit |
Opto-Mechanical
| Mechanical resolution drive | 0.00014°/ step |
| Slit type | Fixed, micrometer or motorised variable |
| Slit width & height | 10µm-10mm (W) x 20mm (H) |
| Filter size | 25mm diameter |
Optical Performance (quoted for 1200 g/mm gratings)
| Spectral range | Within range 200nm-50µm |
| Linear dispersion | 5.4 nm/mm |
| Wavelength accuracy | ± 0.3nm |
| Wavelength reproducibility | ± 0.01nm |
| Resolution full/reduced slit height | 0.3/ 0.2nm |
| Stray light rejection at 2.5 FWHM | 10-5 |
