Datasheet

1.2 QCL housings and packages
1.2.1. Laboratory Laser Housing (LLH)
The LLH consists in a housing including a TEC and encapsulating the QCL chip;
it is designed to ease its installation and replacement. Its internal temperature is
controlled by a Peltier junction and a PT-100 or NTC temperature sensor, and can go
down to less than -30
◦
C. Heat should be dissipated using one of the setups described
in section 3.1.2. The LLH temperature is controlled by the TCU (see section 1.3.1).
Figure 1.3.: LLH housing.
Figure 1.4.: LLH housing connection panel and window.
c
2012 SA 5