Technical Questions on Photography and Optics

Subject	Started by	Replies	Views	Last post
a question about dithering	emanresu	9	9701	July 08, 2011, 01:54:12 PM by emanresu
Best focal length for a whale watch	Johnf	3	8274	July 07, 2011, 04:02:15 AM by Johnf
Telextenders versus cropping and quality	Frank Kolwicz	3	7177	June 28, 2011, 10:38:42 AM by KeithB
Aperture 3 vs. Lightroom	olyduck	2	5748	June 18, 2011, 10:46:17 AM by deemery
380 EX Flash Gun	leorcid	2	4882	June 18, 2011, 10:44:04 AM by deemery
Best Case ISO	KeithB	0	3980	April 28, 2011, 07:21:06 AM by KeithB
Adjustable ND Filter	bmpress	7	8516	April 25, 2011, 06:06:51 AM by Bob Atkins
Viewfinder brightness limit	KeithB	3	6379	April 21, 2011, 07:37:21 AM by KeithB
Cropped Sensor "extra reach"...I'm confused	duranash	2	7436	April 02, 2011, 07:18:22 PM by duranash
any recommendations on good GND filters? « 1 2 »	emanresu	20	21539	March 11, 2011, 04:04:03 PM by Bob Atkins
High speed sync « 1 2 »	Johnf	17	14909	March 11, 2011, 03:51:21 PM by Bob Atkins
Reversing Rings for Macro Photography	klindup	4	11024	March 08, 2011, 11:41:10 AM by klindup
digital exposure data	Bill I	3	5777	February 25, 2011, 06:24:32 AM by emanresu
plenoptic cameras	emanresu	3	5767	February 20, 2011, 03:41:11 PM by emanresu
a question about subtractive color	emanresu	4	6441	February 20, 2011, 05:30:31 AM by klindup
Modifying the Canon EF-S 18-55 IS lens for use on Canon 10D?	E7RNN	5	12574	February 06, 2011, 02:13:58 PM by poppy79424
Image Resolution enhancement	KeithB	1	4657	February 01, 2011, 08:17:23 AM by emanresu
a couple of questions regarding GND filters	emanresu	4	6150	February 01, 2011, 08:05:44 AM by emanresu
Adapting Jupiter - 9 85mm/T2 for Canon 7D EF body	henry temp	1	6723	December 10, 2010, 11:23:53 AM by Bob Atkins
astrophotography	jamisan	3	5240	November 07, 2010, 03:45:40 PM by klindup