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Optical system |
|
Optical scheme |
Cherny–Turner (astigmatism–compensated in models MSO2001i and MSO2004i) |
Ports |
1 input, 2 outputs |
Wavelength range |
185 nm – 60 μm |
F-number (entrance) |
3.6 |
Focal length (output) |
200 mm |
Scanning range (limited by grating rotation angle) |
0 – 1300 nm (grating 1200 l/mm) |
Basic mirrors |
spherical |
Stray light |
3 х 10-5 (20 nm from laser line 632.8 nm) |
Focal plane |
26 х 10 mm |
Imaging |
|
Horizontal magnification |
1.18 |
Vertical magnification |
1.48 (for the astigmatism-compensated models: MSO2001i, MSO2004i) |
Vertical spatial resolution |
< 40 μm |
Drive |
|
Motor type |
micro stepper |
Drive |
worm |
Step |
1.6 arc seconds |
Accuracy |
± 1 step |
Max. speed |
10 000 steps/s |
Ports |
|
Number of ports |
1 input, 1 or 2 output |
Output switching repeatability |
± 0.03 nm |
Port switching time |
5 s |
Optics (for grating 1200 l/mm, slit width 15µm, wavelength 546 nm) |
|
Reciprocal dispersion |
4.12 nm/mm |
Spectral resolution: |
|
|
0.11 nm |
|
0.12 nm |
Repeatability |
± 0.036 nm |
Wavelength accuracy |
± 0.07 nm |
Average scanning step |
0.012 nm |
Gratings |
|
Size |
40 х 40 х 6 mm |
Rotation |
About the center of grating working surface |
Mounting |
1. Automated 4-grating turret (models MSO2004, MSO2004i) 2. Positioner for 1 manually changeable grating (models MSO2001, MSO2001i) |
Grating repeatability for the automated 4-grating turret (models MSO2004, MSO2004i): |
|
|
± 0.03 nm |
|
± 40 μm |
Grating repeatability for 1 manually changeable grating holder (models MSO2001, MSO2001i): | |
|
± 0.05 nm |
|
± 40 μm |
Control |
|
Central |
On-board CPU |
External |
PC |
External interface |
Ethernet |
Dimensions and weight |
|
Overall sizes (L х W х H) |
300 х 200 х 160 mm |
Weight |
9 kg (standard configuration) |