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4 Replies
2553 Views
Last post March 16, 2013, 02:34:00 PM
by johnlink
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by Steven
5 Replies
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Last post March 15, 2013, 10:45:02 AM
by saksham
degree of plus lens

Started by saksham « 1 2 »

17 Replies
4697 Views
Last post March 15, 2013, 08:43:47 AM
by Steven
20 Replies
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by trw
7 Replies
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by OtisBrown
1 Replies
1174 Views
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by OtisBrown
14 Replies
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by johnlink
2 Replies
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by johnlink
14 Replies
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Last post January 16, 2013, 02:51:22 AM
by Steven
4 Replies
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Last post December 26, 2012, 08:20:21 AM
by OtisBrown
Newbie here

Started by trw

2 Replies
2126 Views
Last post December 14, 2012, 06:11:20 PM
by trw
88 Replies
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Last post October 09, 2012, 10:57:26 AM
by peterg
my predicament

Started by sha256

8 Replies
4828 Views
Last post April 30, 2012, 04:54:59 AM
by peterg
13 Replies
5522 Views
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by jimnicol
2 Replies
2829 Views
Last post February 21, 2012, 01:20:43 PM
by OtisBrown

 

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