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Subject: Re: Using diffusion pump systems for ARcoatings

Date: 08/21/02 at 4:07 PM
Posted by: Rob Belan
E-mail: rbelan@angstromsciences.com
Message Posted:

In Reply to: Using diffusion pump systems for ARcoatings posted by Hemang Jesrani / Astro Optics Pvt. Ltd. on 08/18/02 at 8:30 AM:

Lot's of good work still can be done in diffusion pumped systems. Leybold makes good systems. Ask them what preventative measures they take to minimize/eliminate oil backstreaming. DWDM filters (100+ layer coatings) are made in diffusion pumped systems. I'm sure they can handle simple AR's.

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