Refocusing Coupler for Dewar MCT-Detector

Standard or customised coupler construction can be supplied for customer laser or detector installed inside LN cooled Dewar with side window. Near Infrared (CIR) or Mid infrared (PIR) fibre optical cable with SMA-termination can be supplied according to customer specification for his specific applications. 2 types of MCT detectors are also available for a set with IR cable and optical fibre coupler either with LN cooling in Kedal Dewar for 4-14µm or with triple Peltier cooling - for 1-6µm spectral range.

FEATURES

  • Designated for detachable IR fibre optical cables with SMA-termination
  • Adjustable in 3 dimensions: X and Y for lens and Z for connector position
  • Can be fixed at side window Dewar for QCL/TDL lasers & MCT/InAs detectors.

COUPLER CONSTRUCTION:
FOR LN-COOLED DETECTORS or TUNABLE DIODE LASERS

Coupler Specification Ø55 mm, length = 40 mm
Angular translation in the range ±2.50° in both orthogonal axes
Z-translation stage in the range ± 5 mm
Lens Specification Material - Ge or ZnSe, Ø15 mm, f =10 mm
AR-coating for 10.6 µm (other wavelength - on request)

COUPLER CONSTRUCTION:
FOR TE-COOLED DETECTORS OR QUANTUM CASCADE LASERS

For product availability and pricing contact: sales@fibrephotonics.com
+44 (0) 845 557 6450