Spetifications
Spatial resolutions
| Laser |
Objective lens:
magnification and numerical aperture NA |
XY Spatial resolution
|
Z Spatial resolution
|
| 488 nm |
100X, NA = 0.95 |
295 nm |
450 nm |
| 633 nm |
100X, NA = 0.95 |
395 nm |
590 nm |
| 785 nm |
100X, NA = 0.95 |
560 nm |
750 nm |
| Spectral range for Raman spectra detection: |
30 cm -1 ～ 6000 cm -1
(depends on the wavelength of the excitation laser)
|
| Spectral resolution: |
0,25 cm-1 (75 l/mm Echelle grating) |
| Sensitivity: |
peak of the 4th order of the Raman spectrum of Si is detected within 1 min |
| Modes of scanning: |
- Fast mapping: scanning of a laser beam along the surface of a sample with XY galvanoscanner
- shifting a sample with XY motorized scanning stage near a fixed laser beam
- combined mode for fast obtaining panoramic images with high spatial resolution: XY scanner (Fast mapping) + motorized microscope stage |
| Maximum scanning field size in the "Fast mapping" mode: |
XY 150 х 150 μm (with objective lens 100х) |
| Period of registration for one frame 150 х 150 μм in the "Fast mapping" mode: |
3 s. / 1001 х 1001 pixels |
| PC control: |
fully automated |
Microscope
| *Type, model: |
inverted Nikon Ti-S and upright Nikon Ni-U |
| Motorized scanning stage: |
automated |
| - travel range |
114 х 75 mm |
| - accuracy (1 mm of shift) |
0.06 μm |
| - XY repeatability |
± 1 μm |
| - minimal step |
0.02 μm |
| Micro objective lens: |
100х NA-0.95
40х NA-0.75
20х NA-0.50 and other |
| Z-scanner: |
piezo scanner |
| - objective translation range |
80 μm |
| - objective translation step |
50 nm |
| - repeatability |
< 6 nm |
| High-resolution digital video camera: |
digital color CCD camera |
| - sensor |
1/2", 2048 x 1536 pixels |
| - ADC |
10 bit, speed 12 frames/s |
| Laser radiation delivery: |
three-position turret |
* other types of inverted or upright microscopes available
Optical-mechanical unit (OMU)
| Optimized optics for spectral range: |
325 - 1050 nm (UV-VIS-NIR)
400 - 1100 nm (VIS-NIR) |
| Laser radiation delivery: |
triple- and quintuple input port |
| Laser beam attenuator: |
automated unit with VND filter, 0 - 3D |
Polarizers (excitation channel) and
analyzer (detection channel): |
Glan-Taylor prism (automated unit) |
| Laser beam expander: |
automated vario telescope, magnification factor 1.0 – 4.0x |
| Half-wave (λ/2) plate positioner: |
automated three- / five-postion |
| Raman filter positioner: |
automated three- / five-postion |
|
Interference filter positioner:
|
automated six-position |
| Pre-pinhole objective lens positioner: |
automated three-coordinated (X, Y, Z) |
Imaging Monochromator-Spectrograph MS5004i
| Optical configuration: |
vertical |
| Focal length: |
520 mm |
| Magnification: |
1.0 vertical,
1.0 horizontal |
| Vertical spatial resolution: |
< 20 μm |
| Flat field size: |
28 х 5 mm |
| Stray light: |
1 х 10-5 (20 nm from laser line 633 nm) |
| Diffraction grating unit: |
automated four-position turret |
Spectral resolution:
(wavelength 500 nm, CCD pixel 12 x 12 μm) |
0.25 cm-1 (Echelle grating 75 l/mm)
0.9 cm-1 (grating 1800 l/mm) |
| Spectral slits: |
|
| - entrance |
automated confocal pinhole, smoothly regulated from 0 to 1.5 mm |
| - output |
automated, smoothly regulated from 0 to 2 mm |
| Ports: |
1 input, 2 output |
| Output ports switching: |
automated output mirror |
Spectral camera for spectrograph
| Type: |
digital CCD camera |
| Sensor type: |
back-thinned CCD sensor
2048 х 122 pixels |
| Pixel size: |
12 x 12 μm |
| Pixel area size: |
24.576 x 1.464 mm (width x height) |
| Spectral response range: |
from 200 to 1100 nm |
| Cooling with temperature stabilization: |
two-stage Peltier element, min – 45 °С |
| ADC: |
16 bit |
| Sensivity: |
1 photon for 1 ADC reading (at the max. sensivity of 650 nm) |
| Dynamic range: |
not less than 10 000 |
Fast scanning unit X, Y
| Scanners: |
galvanometer scanners with X, Y mirrors |
| Scanning modes: |
raster high-speed and start-stop |
| Positioning accuracy: |
30 nm |
| Scanning area: |
150 μm х 150 μm (with 100Х objective lens) |
| Scanning speed: |
3 s/frame 1001 х 1001 pixels |
Unit of confocal laser microscope
| Pre-pinhole objective lens positioner: |
automated three-coordinate (X, Y, Z) |
| Confocal pinhole: |
automated confocal pinhole, smoothly regulated from 0 to 1.5 mm |
| Detector: |
Hamamatsu Photosensor module H6780-01 |
Lasers
| Type of laser: |
Up to 5 lasers can be used simultaneously |
| |
Wavelength, nm |
Output power, mW |
| He-Cd Laser (Single Mode (TEM00) He-Cd): |
325 |
15, 30, 40, 50 |
| Diode-pumped Laser (DPSS): |
473 |
25, 50 |
| Diode-pumped Laser (DPSS): |
532 |
25, 50 |
| He-Ne Laser: |
633 |
10 |
| Diode-pumped laser (DPSS): |
785 |
80 |
| |
Using of other types of lasers with wavelength from 350 to 850 nm is possible |
