US Tariff Refund: From September 1st, 2025, Swiss THz guarantees to absorb any U.S. tariffs introduced in 2025. The guarantee applies to new organic crystals or spectrometers orders above 3,000 USD when requested at the time of order.
Swiss Terahertz

Components

Systems

Optical Accessories

Spectrometer Accessories

Discover
Rigi Camera

World’s most sensitive and compact THz camera. From 2,8k€.

Discover
Home/Applications/Terahertz spectroscopy

Terahertz spectroscopy

ComponentsTerahertz Filters

Terahertz Filters

Band Pass BP · Band Stop BS · Low Pass LP · High Pass HP
Peak transmissiontyp. > 90 %
Centre tolerance< 5 %, to < 1 %
from 100 EuroDetails →
ComponentsTHz Detector Crystals

THz Detector Crystals

electro-optic detection crystals
ContactDetails →
SystemsPCA Scanner

PCA Scanner

portable imaging spectrometer
Spectral range> 5 THz
Dynamic range> 75 dB
Starting from 38 k EuroDetails →
Optical AccessoriesTHz Lenses

THz Lenses

HDPE Lens · TPX Lens
Surface finish80/50 (S/D)
Curvature tol.± 0.01 mm
ContactDetails →
Optical AccessoriesTHz Windows

THz Windows

TPX Windows · Silicon Windows
Surface finish80/50 (S/D)
Curvature tol.± 0.01 mm
ContactDetails →
Optical AccessoriesOff-Axis Parabolic Mirrors

Off-Axis Parabolic Mirrors

gold collimating and focusing mirrors
ContactDetails →
Spectrometer AccessoriesOptical Delay Line ODL

Optical Delay Line ODL

fiber-coupled optical delay line
Delay rangeup to 50 ns
Resolution5 fs
See price listDetails →
Spectrometer AccessoriesHigh Voltage Modulator HVM

High Voltage Modulator HVM

compact modulated high voltage source
Output100 V square wave
Edges< 50 ns
700 EuroDetails →