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Subject: Interference filters coating

Date: 02/22/02 at 2:28 AM
Posted by: Hemang Jesrani / Astro Optics Pvt. Ltd.
E-mail: info@astro-optical.com
Message Posted:

What materials are normally used for interference filters. I am trying with ZnS and Na3AlF6. Its a soft coating, but I am not getting the spectral curve as per design. Its inconsistent. Are TiO2/SiO2 used for this purpose? Any help would be appreciated.

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