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+  The Canon EOS and Photography Forums
|-+  Photography Forums
| |-+  Technical Questions on Photography and Optics
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Subject Started by Replies Views Last post
Your "Black Dots" article - question duranash 8 6850 Last post January 09, 2009, 02:23:22 PM
by Bob Atkins
Will changing lens focal length by TC corrupt image stabilizer? dentheman 4 2846 Last post February 12, 2010, 02:22:58 PM
by dentheman
Why not more wide angle zoom? Patibo 2 1721 Last post February 11, 2012, 02:03:50 PM
by Glenn NK
White Balance on Canon EOS Digital alexthephotoguy 2 5018 Last post January 05, 2009, 04:12:42 PM
by KeithB
White Balance Menu Settings bmpress 3 2823 Last post May 12, 2010, 10:35:41 AM
by bmpress
Whisch lens to choose? Mickw 2 4340 Last post June 07, 2009, 10:50:58 PM
by Bob Atkins
What physical/optical attributes determine the max aperture of a lens? emanresu 10 7533 Last post November 04, 2009, 08:54:38 PM
by emanresu
Viewfinder brightness limit KeithB 3 2399 Last post April 21, 2011, 07:37:21 AM
by KeithB
Too much fill flash olyduck 1 4701 Last post May 02, 2009, 05:21:13 PM
by Bob Atkins
The old 20D Paula 1 2105 Last post January 22, 2010, 10:52:04 AM
by Bob Atkins
The Cost vs. Performance Dilemma of Choosing a Circular Polarizing Filter dppollet 3 9851 Last post May 12, 2009, 12:38:44 PM
by KeithB
The Age Old Question - Lenses Rikster71 14 5400 Last post February 11, 2010, 10:30:55 AM
by Bob Atkins
Testing Old FD Lenses SidSP 2 4161 Last post July 28, 2009, 03:12:39 PM
by SidSP
Testing an old flash for voltage KeithB 9 8166 Last post December 02, 2009, 01:27:22 AM
by nikonian
test chart; inches or centimetres? jpmfc46 1 5122 Last post August 26, 2008, 11:19:32 AM
by Bob Atkins
Telextenders versus cropping and quality Frank Kolwicz 3 2247 Last post June 28, 2011, 10:38:42 AM
by KeithB
Telescope Mounts for Cameras klindup 1 915 Last post June 13, 2013, 01:39:39 PM
by Bob Atkins
Tamron, Sigma Lens Beachduffer 1 2503 Last post January 18, 2010, 04:07:08 PM
by Bob Atkins
Tamron 18-250, not really 250. Really not 250. winniv 2 3963 Last post September 16, 2009, 10:50:27 PM
by winniv
Statement in Luminous Landscape KeithB 1 1115 Last post August 09, 2013, 04:16:09 PM
by Bob Atkins
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