So Lab's Home Page

Professor Peter So's Laboratory

BEAM group (Bioinstrumentation Engineering And Microanalysis)

{M
}SOLAB FACILITIES

Laser Resources
(1) Nd:YVO4 Laser (Coherent Verdi V10)
*532 nm
*10 W average power
*Single longitudinal mode, line width < 5MHz, Coherence length > meters
*Power stability 1%
*Noise 0.04%
*TEM00
*Vertical polarization
(2) Femtosecond Titanium-Sapphire Laser (Coherent Mira Optima 900F)
*700-1000 nm
*2 W CW, 1.5 W Pulsed
*76 MHz, 150 fs pulse width
*Power stability 3%
*Noise 0.1%
*TEM00
*Horizontal polarization

(3) CW Nd:YAG (Lightwave Electronics, 220 Series)
*1064 nm
*7 W
*TEM00
*Vertical polarization
(4) Melles Griot (Melles Griot, DPSS 58BLDR305)
*457.5 nm
*400 mW (in two output beams)
*Single frequency, line width < 200 kHz, coherence length > meters
*Elliptical beam
*Horizontal polarization
(5) Argon-Ion (American Laser Corporation)
*488-514 nm
*8W
*Polarization (?)
- (6) Frequency Harmonic Generator (Inrad, Model 5-050)
- *270-330 nm (70-80mW), 350-500 nm (150mW)
- Microscope Resources
- (1) Multi-Spectral Multi-Photon Microscope
  *Zeiss Axiovert S100-TV
  *Multi-photon scanning capability with Cambridge Technology galvanometric scanner
  *Single photon counting detection
  *Hamamatsu 7400P PMT non-descanned detectors
  *16-channel simultaneous single-photon counting spectral resolved detector
  *Becker-Heckl 730 time correlated single photon counting modulo, 4 channel option
- (2) Fast Scan Multi-Photon Confocal Microscope
  *Zeiss Axioscope
  *Multi-photon scanning capability with Cambridge Technology galvanometric scanner
  *Video rate imaging capability with Lincoln Laser polygonal scanner
  *Hamamastu 7400P PMT non-descanned detectors for low speed operation, single color channel, single photon counting
  *Hamamastu R3896 PMT non-descanned detector for high speed operation; dual color channel, analog detection
  *Prior stage control for large area imaging
  *Automated microtomy (under development)
- (3) Micromanipulation Microrheology Microscope
  *Zeiss Axiovert S100-TV
  *Multi-photon scanning capability with Cambridge Technology galvanometric scanner
  *Single photon counting detection
  *Hamamatsu 7400P PMT non-descanned detectors
  *Magnetic Traps (8 poles and single pole) with force up to 10 nN
  *Optical Trap (under development)
  *Fluroescence laser tracking microrehometry (under development)
  *Wide field video rate fluorescence imaging based on Roper Pentmax CCD
  *Objective lauched TIR illumination (under development)
- (4) Fast Scan Multi-Focal Multi-Photon Microscope (under development)
  *Olympus IX71
  *Multi-focal multi-photon imaging based on multi-anode PMT
  *Single photon counting operation
  *Wide field fluorescence microscope capability
- (5) Video Fluorescence Microscope
  *Leitz Orthoplan 2
  *UV & 3-color filter set
  *Sony 3 chip CCD camera coupled to video recorder
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