[scribus] Setting up color management
John at T4sLtd.co.uk
Thu Nov 12 17:34:54 CET 2009
Hal V. Engel wrote:
> On Thursday 05 November 2009 10:59:02 am Alexandre Prokoudine wrote:
>> On 11/5/09, michael crane wrote:
>>> why can't you print something out and adjust the monitor so it looks
>>> like the print ? would that work ?
>> You are missing the "controlled lighting" bit. The light coming from
>> window is not the same even when sun doesn't shine directly into the
>> Try adjusting contrast of a picture in the evening/night and then look
>> at it in daylight only to discover that you quite overdid contrast.
>> Color science is fun :)
> There are actually ISO and ANSI standards about how your work room should be
> setup. These include things like:
> 1. How bright the room should be. In fact the room should be very dim (less
> than 30 LUX in the professional standards and always less than 60 LUX) and the
> room should always have the same level of lighting when doing this work.
> 2. The color temperature of the lighting (around 5000K).
> 3. The color of the walls and furniture in the room (medium to dark gray).
> 4. The color of the clothing warn by those doing imaging work (dark gray or
> black is best).
> 5. The color of the monitor surround (dark gray or black).
> 6. The location of any lighting relative to the monitor (no glare).
> When working on your monitor you want your perception to be totally adopted to
> the (calibrated and characterized) monitor and you want the room, it's
> contents and lighting to have little or no influence on your color perception.
> When you view a print in the viewing booth the same thing should be true for
> the print and it's viewing conditions.
Wow ! And the colour experts wonder why so few of us use CMS !
John Beardmore,MSc EDM (Open),B.A. Chem (Oxon),CMIOSH,CEnv,AIEMA,MEI
Managing Director, T4 Sustainability Limited. http://www.T4sLtd.co.uk/
Energy Audit, Carbon Management, Design Advice, Sustainable Energy
Consultancy and Installation, Carbon Trust Standard Registered Assessor
Phone: 0845 4561332 Mobile: 07785 563116 Skype: t4sustainability
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