| Optical Monochromator |
 |
Littrow using 1200 L/mm holographic grating |
|
| Optical Bandwidth |
|
4nm |
| Wavelength Range and Accuracy |
|
190-1100nm, better than ±1nm |
| Wavelength Reproducibility |
|
±0.1nm |
| Self Test and Calibration |
|
Automatic at switch on |
| Wavelength Scale Expansion |
|
Selectable by keyboard entry 1-100nm/cm |
| Scan Speed |
|
Selectable by keyboard entry 1-4000nm/min |
| Straylight |
|
Typically <0.01% at 220nm and 340nm |
| Display Screen - Backlit LCD |
|
Displays menus, plots etc with six screen widths
of viewing. |
| Photometric Ranges |
|
Digital display of -0.3-3A, 0-200%T, 0-9999C |
| Photometric Accuracy |
|
±0.005A or 1% whichever is greater |
| Photometric Noise |
|
Less than ±0.0002A (500nm) |
| Baseline Flatness |
|
Better than ±0.002A most of range |
| Baseline Stability |
|
Better than 0.001A/hour, 500nm |
| Overlayed Scans |
|
Scans and derivatives with or without offset |
| Spectral Reprocessing |
|
Scans manipulated and replotted over any range |
| Scan Storage |
|
Up to 100 stored security code protected |
| Curve Fitting and Editing |
|
Linear, quadratic or cubic; up to 30 standards |
| Cell and Wavelength Programming |
|
Up to 8 cells and 10 wavelengths in any combination |
| Method Storage |
|
Up to 30 methods stored in safe memory |
| Derivative Spectra |
|
1st and 2nd derivatives |
| Peak Seek |
|
Automatic search programme, baseline corrected |
| Time Course Plotting |
|
Plots may be reprocessed and stored |
| Real Time Clock |
|
Timed and dated reports |
| Computer/printer interfaces |
|
Bi-directional serial RS232C and parallel ports |
| Size & Weight |
|
480 x 340 x 205mm, 19kg, |
| Power Requirements |
|
110-250V, 50/60Hz, 170W |
