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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
Autofocus and critical sharpness Frank Kolwicz 4 229 Last post August 28, 2014, 04:37:05 PM
by Frank Kolwicz
Lens adapters KeithB 1 329 Last post June 10, 2014, 04:09:17 PM
by Bob Atkins
Folded Refracting Telescope? mjperini 6 351 Last post July 22, 2014, 12:45:05 AM
by Bob Atkins
Cool article on testing IS KeithB 0 731 Last post July 30, 2013, 07:57:23 AM
by KeithB
Telescope Mounts for Cameras klindup 1 1090 Last post June 13, 2013, 01:39:39 PM
by Bob Atkins
Magnification APS vs Full Frame KeithB 3 1205 Last post April 23, 2013, 12:59:26 PM
by Bob Atkins
Aticle on Lens testing KeithB 0 1218 Last post February 19, 2014, 09:04:21 AM
by KeithB
Statement in Luminous Landscape KeithB 1 1265 Last post August 09, 2013, 04:16:09 PM
by Bob Atkins
IS verus battery level Frank Kolwicz 5 1276 Last post October 28, 2013, 02:15:30 PM
by Johnny
Sensors, and Bit Depth, what might be next mjperini 5 1334 Last post January 30, 2014, 02:38:24 PM
by mjperini
Limiting factor for Aperture KeithB 3 1364 Last post November 25, 2013, 07:11:58 PM
by Bob Atkins
Solved: all those problems with the 500/4.5 and 5dII Frank Kolwicz 0 1383 Last post August 10, 2012, 06:24:30 PM
by Frank Kolwicz
Long Lens Apertures KeithB 3 1399 Last post April 06, 2013, 02:29:48 PM
by Bob Atkins
Sensor size comparison Frank Kolwicz 3 1448 Last post January 06, 2013, 02:39:32 PM
by Bob Atkins
Lens Genealogy KeithB 0 1452 Last post October 11, 2011, 12:06:00 PM
by KeithB
A Prime to Better the Kit Lens ? Flash 1 1472 Last post October 24, 2011, 05:05:23 PM
by Bob Atkins
70d support for old versions of Lightroom? Frank Kolwicz 4 1474 Last post October 28, 2013, 02:21:59 PM
by Johnny
Best Case ISO KeithB 0 1507 Last post April 28, 2011, 07:21:06 AM
by KeithB
380 EX Flash Gun leorcid 2 1581 Last post June 18, 2011, 10:44:04 AM
by deemery
Mining T-Stop Data from DxO KeithB 1 1718 Last post October 27, 2010, 10:45:17 AM
by Bob Atkins
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