39 THz spatial filter based on a back-to-back Si-lens system
© 2020 Optical Society of America under the terms of the OSA Open Access Publishing Agreement. We present a terahertz spatial filter consisting of two back-to-back (B2B) mounted elliptical silicon lenses and an opening aperture defined on a thin gold layer between the lenses. The beam filtering effi...
Main Authors: | , , , , , , , , , , |
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Other Authors: | |
Format: | Article |
Language: | English |
Published: |
The Optical Society
2022
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Online Access: | https://hdl.handle.net/1721.1/143595 |