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THz Polarizers

Ordering Information:

Free Standing Wire Grid Polarizers

Microtech offers two types of polarizers for THz:

These polarizers are made of 10 µm, 15 µm or 20 µm tungsten wire wound on a circular frame with spacing ranging from 25 µm to 200 µm.

Download Wire Grid Polarizer Datasheet (PDF, 145 KB)

Polarizer Model Wire diameter / Wire spacing (mm) Clear aperture / External diameter (mm)
G25 x 10-S 10 / 25 40 / 50
G30 x 10-S 10 / 30 40 / 50
G45 x 10-S 10 / 45 40 / 50
G45 x 10-L 10 / 45 88 / 98
G50 x 20-S 20 / 50 40 / 50
G50 x 20-L 20 / 50 88 / 98
G60 x 15-S 15 / 60 40 / 50
G60 x 15-L 15 / 60 88 / 98
G80 x 15-S 15 / 80 40 / 50
G80 x 15-L 15 / 80 88 / 98
G100 x 20-S 20 / 100 40 / 50
G100 x 20-L 20 / 100 88 / 98
G200 x 20-S 20 / 200 40 / 50
G200 x 20-L 20 / 200 88 / 98

 

 

Wire Grid Polarizer Holders

We carry 2 types of rotating holders for the wire grid polarizers. 

Model RH1 is designed for 4” diameter polarizers, and enables a 360° rotation.  Model RH2 is designed for 4” diameter polarizers, and enables 2-axis adjustments and 360° rotation.

Ordering Information:

Mid-IR Polarizers (Wire Grids on a Polyethylene Film)

These polarizers comprise of a fine grid (1200 groves/mm) on a 50 µm thick polyethylene film.

Download Mid-IR Polarizer Datasheet (PDF, 131 KB)

 

Model Clear Aperture Diameter External Diameter Number of wires per mm Substrate thickness
MIR-20 20 mm 28 mm 1200 50 µm

 

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