ummm.... EXACTLY, i'm not too sure, but if you duplicate the layer in PS, change the layer blend mode to screen, and adjust the opacity to 33% (or maybe 38%), that would lighten the image by 1 stop. I think that idea is from Bruce Fraser's Real World Photoshop book, but maybe not. Deen 2005-09-12 21:58:21 Deen Hameed 0405 649 101 deenhameed@xxxxxxxxxxxx At 2005-09-12, 20:00:52 kpp (kpp@xxxxxxxxxx) wrote: >hi all! > >I'd like your advice on this... > >I need to raise the brightness of some images in photoshop >exactly one f/stop. > >How can i achieve this? > >I am thinking that there are 256 units between black and >white, that's 16x16. So if we assume that there also 16 >stops between black and white would moving the slider in the >levels window 16 units, give mea 1 stop worth of difference? > >just a moment I googled something out: > >powerretouche.com/Exposure_plugin_tutorial.htm > >Question still remains though, thanks, kostas >====================================================== >so... no matter what, CHEER UP MY FRIENDS! Life is too >precious to jump the other side of the fence... >kostas papakotas / Clenched Teeth Photography >http://groups.msn.com/clenchedteethphotography >http://groups.msn.com/clenchedteetharticles > >_____________________________________________________________ >________________________ > >http://www.mailbox.gr ÁðïêôÞóôå äùñåÜí ôï ìïíáäéêü óáò e- >mail. >http://www.thesuperweb.gr Website ìå ÁóöáëÝò Controlpanel >áðü 6 Euro êáé äþñï ôï domain óáò! >