Archived posting to the Leica Users Group, 2005/04/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Peter: Thanks to you!!!!!!!! Bill Peter Dzwig <pdzwig@summaventures.com> wrote: Bill, try: http://www.acecam.com/magazine/filters-faq.html the problem is always the compensation if the filter isn't marked. All the best, Peter Dzwig Bill Smith wrote: > Didier: > > Many thanks for your easy to understand info! > > Bill > > Didier Ludwig wrote: > Bill > > Cant say for 400 TMx in particular, but I think you can apply the general > rules like for any other B&W film: a color filter on B&W film makes it's > own color brighter, and it's complimentary color darker. ISO400 films are > ideal to use high factored (dark) color filters at daylight, especially if > you do not want to stop down to 16 or 22. > > Imagine the colors in a circle, each on a 1/6th position: Red, Yellow, > Green, Cyan, Blue, Magenta. The complimentary color is always 180 degrees > on the other side. Of course the filter applies not only on it's color and > it's complimentary color, but as well to the neighbours of them, too, with > decreasing effect. Thats why red, orange (which is on a 1/12th position > between R and Y), and yellow have similar, but not identic effects. > > Red, Orange, Yellow, are making the blue tones darker (dramatic skies), > but > make faces brighter, so not recommended for portraits, but for daylight > architecture and nature photography. > > Green gives more contrasts on face's skins (darkens magenta), more > greytones in green environments (woods, fields). > > It doesn't make sense to carry R, Y and O all the time with you. I have a > R > (very dark, high filter factor) and a Y-G filter (low factor) with me. > Green-Yellow is good for daily use, makes the skies a little bit darker as > well as skin tones, and has a low factor. > > Didier > _______________________________________________ Leica Users Group. See http://leica-users.org/mailman/listinfo/lug for more information __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com