Model
|
Fiber-coupled TDS with 1550nm laser
|
Free space TDS with 1060nm laser
|
THz time-domain spectrometer
|
THz time-domain spectrometer
|
Applications
|
transmission & reflection measurements
|
transmission measurement
|
Main parameters
|
spectral range
|
0.1 - 2.5THz
|
0.1 - 2.5THz
|
spectral resolution
|
2GHz
|
2GHz
|
S/N-ratio at 0.4 THz
|
1000
|
1000
|
min. scan time
|
0.5s
|
0.5s
|
THz beam diameter
|
collimated (12mm) or focussed
|
collimated (12mm) or focussed
|
Components
|
laser excitation
|
femtosecond fiber laser with 1550nm wavelength
|
femtosecond fiber laser with 1060nm wavelength
|
THz emitter module
|
fiber-coupled PCA with THz lens
|
emitter antenna with THz lens
|
PCA-40-05-10-1550-c-f
|
PCA-40-05-10-1060-a-l
|
THz detector module
|
fiber-coupled PCA with THz lens
|
detector antenna with THz lens
|
PCA-100-06-10-1550-c-f
|
PCA-44-06-10-1060-a-l
|
delay line
|
delay line with 1ns time delay
|
delay line with 1ns time delay
|
electronic components
|
pulse generator + lock-in detection
|
pulse generator + lock-in detection
|
software
|
laptop with spectrometer software T3DS
|
laptop with spectrometer software T3DS
|
others
|
signal amplifier, DAQ device
|
signal amplifier, DAQ device
|
Options
|
sample holder
|
substrate holder with manual XY-movement of 50mm
|
substrate holder with manual XY-movement of 50mm
|
lens
|
PTFE-lens including mount and post
|
PTFE-lens including mount and post
|