Canadian Light Source

Spectral Range

560 - 6000 cm-1



  • ATR Infrared Spectroscopy
  • Grazing Incidence Infrared Spectroscopy (by special request)
  • Photoacoustic Infrared Spectroscopy
  • Infrared Polarization Modulation Spectroscopy (VCD/VLD)

Imaging & Microscopy

  • Chemical Infrared Imaging
  • ATR Infrared Chemical Imaging (by special request)


The Mid-IR beamline is ideal for studying biomedical and biological materials, agricultural and environmental samples, materials such as polymers, art specimens, and much more!

Supported sample mounts for transmission include:

A) holder for two 25 mm CaF2 windows
B) Liquid cell, uses 25 mm CaF2 windows
C) Holder for one 25 mm CaF2 window
D) Holder for four 10 mm CaF2 windows

MidIR inked sample holders


CLS Port 01B1-1
Source Bending Magnet
Typical spot sizes Diffraction Limited
Maximum Photon Flux 1014 @ 10 μm
Resolution 16.0 – 0.125 cm-1


Scott Rosendahl
Senior Scientist, Beamline Responsible (Mid IR)

Visit the Mid-IR website for a full list of beamline contacts.

Full Contact List

Beamline Video


Purchased Access

Purchased access offers quick and accurate solutions to proprietary questions. CLS scientists develop experimental plans based on clients' needs, collect and analyze data, and provide detailed reports with key answers to critical questions.

Learn More

Peer-Reviewed Access

Academic clients can submit proposals through a peer review process. Beam time is granted based on scientific merit, with the expectation that any results will be published. In special cases, rapid access is also available for instrument or beam time.

Proposal Submission