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Optica question

• To: mathgroup at smc.vnet.net
• Subject: [mg50073] Optica question
• From: "Brett Shoelson" <shoelson at helix.nih.gov>
• Date: Sat, 14 Aug 2004 01:50:23 -0400 (EDT)
• Sender: owner-wri-mathgroup at wolfram.com

Does anyone have suggestions on how to use Optica to trace rays in 2D  in a
circular annulus where the inner and outer boundaries are perfectly
reflecting mirrors? I'm having trouble bouncing rays off the inner circle.
Thanks,
Richard