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Re: Stacked-mirror sextant
From: Greg Rudzinski
Date: 2018 Jun 3, 09:39 -0700

Peter,

Do you mean constant-deviation prisms like pentaprisms?

Prisms such as seen in DSLR cameras, binoculars, and some aircraft octants. A series of these side by side would be very robust.

Greg Rudzinski

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