Echelon Mirror for High-Speed 2D Terahertz Spectroscopy
Precision Echelon Mirror for single-shot spectroscopy that delivers balanced readout of full THz waveforms with high repeatability rates.
Accelerate your research with the echelon mirror.
Echelon Mirror Page
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Accelerating light-matter research at the terahertz level.
Relying on the traditional dual delay scans is a slow and cumbersome method for studying light-matter interactionsāone that impedes the progress of your research. Reflective echelon-based imaging is an alternative to dual delay thatās rapidly accelerating light-matter research as we know it.
With a series of steps made from highly reflective gold-plated steel, you can manipulate light with high precision in a fraction of the time. Each step introduces a precise time delay for the light that reflects off of it, allowing you to capture the full terahertz spectra in a single shot.


Research at the Speed of Light
What previously took days to capture using the dual delay method can now be captured in minutes with a single-shot echelon mirrorāspeeding up research by two orders of magnitude.

Capture Full THz Waveforms
Sodick Echelon mirrors are designed specifically for capturing low-energy excitations such as molecular rotations in gases, molecular dynamics in liquids, lattice vibrations and electronic transitions in solids, and spin dynamics in magnetic materials.

High Repeatability
The Echelon Mirrors are developed using advanced micro nano-machining technology for ultra-precise steps, controlled finish, and full 1-kHz repetition rate.

Specifications
Material: Gold-plated hardened steel
Step Height: 50um
Step Width: 200um
Surface Roughness: Rz46nm Ra6nm
Trusted by Leading Researchers
The Sodick Echelon Mirror is already in use at world renowned research facilities, helping researchers capture full terahertz spectra with unparalleled speed and accuracy. As more institutions adopt single-shot spectroscopy, our technology is accelerating breakthroughs in molecular dynamics, electronic transitions, and ultrafast material science.
