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Optical system |
|
Optical scheme |
Cherny–Turner (astigmatism–compensated in model MSO3501i and model MSO3504i) |
Ports |
1 input, 2 outputs |
Wavelength range |
185 nm – 60 μm (depends on the type of grating) |
F-number (entrance) |
3.8 |
Focal length (output) |
350 mm |
Scanning range (limited by grating rotation angle) |
0 – 1280 nm (grating 1200 l/mm) |
Stray light |
1 х 10-5 (20 nm from laser line 632.8 nm) |
Focal plane |
28 х 10 mm |
Imaging |
|
Horizontal magnification |
1.09 |
Vertical magnification |
1.49 (for the astigmatism-compensated models MSO3501i, MSO3504i) |
Vertical spatial resolution |
< 35 μm (for the astigmatism-compensated models MSO3501i, MSO3504i) |
Drive |
|
Motor type |
Stepper, with fractional steps |
Drive |
Worm |
Step |
1.62 arc seconds |
Accuracy |
± 1 step |
Max. speed |
10 000 steps/s |
Ports |
|
Number of ports |
1 input, 1 or 2 output |
Output port repeatability (automated mirror) |
± 0.03 nm |
Switching time (output port) |
4 s |
Optics (for grating 1200 l/mm, slit width 15 µm, wavelength 546 nm) |
|
Reciprocal linear dispersion |
2.37 nm/mm |
Spectral resolution: | |
|
0.06 nm |
|
0.07 nm |
Wavelength repeatability |
± 0.03 nm |
Wavelength accuracy |
± 0.06 nm |
Average scanning step |
0.01 nm |
Gratings |
|
Size |
70 х 70 х 10 mm |
Rotation |
About the center of the grating working surface |
Grating repeatability for the automated 4-grating turret (models MSO3504, MSO3504i) | |
|
± 0,03 nm |
|
± 50 μm |
Holder for 1 manually changeable grating (models MSO3501 and MSO3501i) | |
|
± 0.05 nm |
|
± 75 µm |
Control |
|
Central |
On-board CPU |
External |
PC |
External interface |
Ethernet |
Dimensions and weight |
|
Overall sizes (LхWхH) |
510 х 395 х 200 mm |
Weight |
19 kg (may differ, depends on configuration) |