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Optoelectronics Laboratory
Department of Electronic Engineering, City University of Hong Kong
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Lasers
| Excimer Laser Lambda Physic COMPexPro 102 (F-version) |
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- Max pulse energy (200mJ at 193nm, 400mJ at 248nm and 150mJ at 351nm)
- Max repetition rate : 20Hz for all wavelengths
- Pulse duration : 20-25 ns FWHM for all wavelengths
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| Tunable high power laser system |
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Argon ion laser system
- CW single / all line argon laser 488nm to 514.5nm with maximum power of 18 Watts
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Tunable dye laser system
- CW dye laser covers 370-1040nm range of wavelength
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Titanium: sapphire laser system
- Tunable Ti: Sapphire laser covers 690-1100nm range of wavelength with maximum power of 4 watts
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| Tunable laser system |
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- 1500nm to 1580nm with resolution of 0.001nm
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| Erbium Doped Fiber Amplifier |
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- C band Booster high power amplifier up to ~ 24 dBm
- Ranging from 1528 to 1563nm
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Measurements
| Near field optical scanning microscope (Two probe) (Nanonics Multiview 4000)
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- Dual probes : allows light launching and collection
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| Photoluminescence system (Horiba JY FL3) |
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- CW 450W Xenon source and UV Xenon flash tube
- 4 detectors cover the measurement range from 200nm to 5500nm
- Steady state and lifetime measurement available
- Other light source available : Argon laser or NanoLED 350nm
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| Optical Spectrum Analyzer |
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- Spectral measurement over 600 to 1700 nm wavelength
- Dynamic range of 60 dBm and resolution of 0.1 mm
- RS 232 / HP-IB Interface for computer control and data transfer
- Fiber grating and DWDM measurement
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| Prism Coupler |
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- Measure refractive index of 2.45 or below
- Index accuracy: +/- 0.001, Resolution: +/- 0.0005
- Thickness accuracy: +/- (0.5% + 500nm) Resolution: +/- 0.3%
- Operation wavelength: 405nm,632.8nm and 1550nm
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| Laser beam analyzer and CCD camera system |
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- Continuously and quantitatively measure a variety of optical beam parameter
- Beam intensity profile displays in 2D, 3D and cross-section configurations
- Gaussian fit, divergence and numerical analysis
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Others
| Focused ion beam/Secondary electron beam system (FEI Quanta 3D FEG) |
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- Dual beam mode : E-beam and Ion-gun
- 50mm travel along x and y axes.
- sample tilting available
- 4 GISs : Pt, Au and Insulator deposition as well as Insulator enhanced etch
- TEM sample preparation
- AutoFIB software for simple structure patterning
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| Polarization maintaining optical fiber fusion splicer |
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- Splicer loss (Ave) : 0.03dB(PM & SM), 0.02dB(MM)
- Cross talk: -35dB, Angle mismatch 1.2 degree
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| Furance |
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A range furance & temperature
- 1200 degree tube furance (Single zone Vertical / Horizontal)
- 1200 degree tube furance (Three zone Vertical / Horizontal)
- 1700 degree Bottom loading
- 1800 degree Bottom loading
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| Triple layer plastic fiber extrusion line |
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- making of different size of fiber up to 1mm diameter
- capable of drawing 3-layer structures
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