From 48c490b71eadf20187c93c1541dda3e40843dcce Mon Sep 17 00:00:00 2001
From: Eugeniy Mikhailov <evgmik@gmail.com>
Date: Thu, 14 Apr 2011 10:01:51 -0400
Subject: functions from abcd.m now in separate files

Ignore-this: 33d046a6087834ae6c896966261af8e3

darcs-hash:20110414140151-067c0-7ee6687ce86608989ad7b9b2b1db276c7c11dbc2
---
 abcd_lens.m | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 abcd_lens.m

(limited to 'abcd_lens.m')

diff --git a/abcd_lens.m b/abcd_lens.m
new file mode 100644
index 0000000..55c23bd
--- /dev/null
+++ b/abcd_lens.m
@@ -0,0 +1,6 @@
+function lens_abcd =abcd_lens(focal_distance)
+% abcd matrix of the lens with given focal length
+	lens_abcd = [1, 0; -1/focal_distance, 1];
+endfunction
+
+
-- 
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