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17 Replies
7624 Views
Last post March 20, 2013, 05:27:12 AM
by johnlink
0 Replies
1254 Views
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by OtisBrown
4 Replies
2841 Views
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by johnlink
25 Replies
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by johnlink
12 Replies
8321 Views
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by Steven
5 Replies
2079 Views
Last post March 15, 2013, 10:45:02 AM
by saksham
degree of plus lens

Started by saksham « 1 2 »

17 Replies
5206 Views
Last post March 15, 2013, 08:43:47 AM
by Steven
20 Replies
6905 Views
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21 Replies
7966 Views
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by trw
7 Replies
6192 Views
Last post March 03, 2013, 03:12:49 PM
by johnlink
0 Replies
1114 Views
Last post March 01, 2013, 06:06:41 PM
by OtisBrown
1 Replies
1292 Views
Last post February 24, 2013, 07:45:53 PM
by OtisBrown
14 Replies
4537 Views
Last post February 23, 2013, 10:25:55 AM
by johnlink
9 Replies
5806 Views
Last post February 23, 2013, 09:52:49 AM
by johnlink
2 Replies
1919 Views
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by johnlink
14 Replies
5225 Views
Last post January 16, 2013, 02:51:22 AM
by Steven
4 Replies
2242 Views
Last post December 26, 2012, 08:20:21 AM
by OtisBrown
Newbie here

Started by trw

2 Replies
2327 Views
Last post December 14, 2012, 06:11:20 PM
by trw
88 Replies
28308 Views
Last post October 09, 2012, 10:57:26 AM
by peterg
my predicament

Started by sha256

8 Replies
5182 Views
Last post April 30, 2012, 04:54:59 AM
by peterg

 

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