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Appl Opt. 1997 May 01;36(13):2893-6. doi: 10.1364/ao.36.002893.

Crystalline quartz as a far-infrared beam splitter for Fourier transform spectroscopy.

Applied optics

J C Brasunas, G M Cushman, B Lakew

PMID: 18253288 DOI: 10.1364/ao.36.002893

Abstract

We show that room-temperature, crystalline quartz is a useful material for a beam splitter for spectroscopy in the far infrared, ~60-mum wavelength and longer. We compare such a beam splitter with the traditional far-infrared candidates: Mylar, polarizing, and lamellar beam splitters.

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