Optimal Focal Length

From: ballard borich <ballardborich_at_domain.name.suppressed>
Date: Sat 02 Feb 2002 - 13:20:32 PST

I have a pinhole micro-drilled in grade 400 Monel that is marked .0039"
What would be the optimal focal length for this pinhole and what size area
would it cover?
Ballard

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Received on Sat Feb 2 13:19:20 2002

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