I've recently gotten into SCUBA diving, and am curious about shooting with available light underwater. I've heard that when taking underwater photos with available light, an appropriate blue or green ...
I have a few hundred scanned slides that are about 30 yrs old and contain quiet a lot of dust/scratches. I'd like to use a filter to automate removal of most dust/scratches as I cannot realistically ...
I've been seeing various photographers post photos with this type of effect http://fadedandblurred.com/wp-content/uploads/2012/04/yangtze-2.jpg it's a bit washed out, yet retains the crisp detail ...
Imagine how photos with a bad blue filter look. I can recolor those pictures with the color filters from any image manipulation program like gimp. Now my question is: can I "grab" the right settings ...
What types of filter cannot be successfully emulated by digital post-processing? Polarizing, obviously. and neutral density for depth-of-field control. But what about UV filters? and are there other ...