After raising this issue with my first post, I've been doing a little research. It appears there is a preferred color temperature for viewing color artwork and a fairly specific color temperature which is perceived to be neutral - neither warm nor cool. The two temps are 3600K in the first case and 3750K in the second. This was found in two studies at the Applied Vision Institute, Dept. of Psychology, Brooklyn College, CUNY. Here's the link to the .pdf of the 2nd study which references the first: http://www.solux.net/ies_files/MuseumLightingStudy.pdf Also, at Solux's main page and down toward the middle there's the following sentence with a hot link: "Some of the hottest areas for SoLux use are: light therapy, and for photography/digital color proofing." (Unfortunately, their pages do not show unique URLs.)Way down on that linked page is this about Caponigro: "John says he uses the 3500K bulbs for his studio and gallery. He evaluates and displays prints under the same light. He also uses four SoLux Gooseneck fixtures for portable light sources: two with 3500K bulbs to evaluate display conditions and two with 5000K bulbs to evaluate color management issues, monitor calibration and soft proofing." In the final analysis, I think I'll print for the neutral lighting conditions found in most galleries, around 3500K (general halogen temp.). I have found four Sylvania Minitwist fluorescent bulbs at Menards which have temps of 2700K, 3000K, 3500K, and 5000K (marked on their base-unlike most other brands). So far I like the two middle temps, although seeing a difference is a little hard. The very warm one and the daylight bulb seem too extreme (although most of my home's bulbs are tungston and warm.) Michael K
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Re: Light source for evaluating prints?
2007-01-30 by michael3442
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