| Specifications
For LIDAR |
| Laser
( p18020 , Continum , USA ) |
| Materials |
Nd
: YAG |
| Wavelengths |
532
nm |
| Output
Power / Pulse |
550
mj |
| Repetition
Rate |
:
20 Hz |
| Pulse
Duration |
6
- 8 ns |
| Beam
Divergence |
0.21mrad
with 10 X beam expander |
| Receiver
Optics |
Telescope
1 |
Telescope2
|
| Type
: |
Newtonian |
Schmidt-Cassegrain
|
| Diameter
: |
75
cm |
35
cm |
| Field
of View : |
1
mrad |
1
mrad |
|
Interference Filter
Bandwidth :
|
1 nm |
1
nm |
| Filter
Centre : |
532 nm |
532
nm |
| Maximum
Transmission : |
~50 % |
~50 % |
| Photomultiplier
: |
Photon
Counting Mode Photon Counting Mode (HAMAMATSU C3350) |
| Data
Acquisition Unit |
| Type
: |
PC
- Based Multichannel Scaler ( EG & GMCS PLUS ) |
| Altitude
Resolution : |
300
m |
Integration : |
250
sec ( 5000 records ) |
|
|
Block
Diagram of LIDAR |
|
|
