Research > Optical Metrology > Facilities & Equipment


                        Optical Metrology Group                                                                                   

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(This is the old web page of the Optical Metrology Research Group. The new page can be reached by following this link.)

Facilities and Equipment

Index

Facilities

  • 4 rooms with air-conditioning installation
    • total area 100 m2
    • optical tables with vibration isolation:
      • 3 granite tables
        • 0,752,50 m2
        • 1,202,40 m2
        • 1,503,00 m2
      • 2 steel honeycomb
        • 0,804,00 m2
        • 1,502,80 m2
  • Photographic lab
  • Ancillary mechanical and electronic workshops (shared by the three Groups of the Laser Applications Research Group)


Equipment



Light Sources

  • Twin cavity pulsed Nd:YAG laser for holography (220 mJ @ 532 nm, 25 Hz)
  • Femtosecond laser system (shared with the New Materials Group)
    • Oscillator (5 nJ @ 790 nm, 35 fs)
    • Regenerative amplifier (0,7 mJ)
    • Optical parametric amplifier (0,07 mJ)
  • He-Ne Lasers (5 mW)
  • Diode lasers (10 mW/20 mW @ 780 nm; 3 mW @ 670 nm)
  • Spectral (Hg) and halogen lamps

Computing

  • Computer network with servers, centralized uninterruptible power supplies (UPS)
  • Several PCs for experimentation with acquisition and data processing boards

Image Processing

  • 2 PC-based image processing systems with specific digitizing and processing boards
  • PCO Sensicam 12-bit cooled CCD camera with dedicated PC
  • Several CCD and CMOS cameras
  • Linear PCD camera
  • Commercial and self-developed software

Optical Instruments

  • Fizeau Interferometer (diameter 2", with two light sources)
  • Automatic laser alignment system
  • Electrooptic modulator DC-25 MHz
  • Acoustooptic modulator DC-15 MHz
  • Self-developed ESPI systems based on CW and pulsed lasers
  • General purpose microscopes
  • Stereoscopic microscope with XY stage provided with linear encoders of 1
  • mm resolution
  • Manual monocromator
  • Automatic spectrometer (visible range)
  • Confocal Fabry-Perot optical spectrum analyzer

Opto-Mechanical Hardware

  • General purpose and precision mounts for optical components
  • 24m optical benches
  • Manual and motorized translation and rotation stages
  • Lenses, mirrors, gratings, and other optical components.

Electronic Instruments

  • Diverse optical detectors with amplifiers
    • photodiodes
    • photomultiplier tube
  • Analog and digital oscilloscopes
  • Frequency meters
  • Function and pulse generators