Digital BW, The Print

john dean schrieb:
> That's a natural paper without oba brightness.
>
> j
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>   
That's what I thought, too. But the Colorimeter shows those weird readings, for other papers the b-value is a lot less, usually about 5-20.

I will clean the white tile as proposed by CDTobie and will try again.

Thank you very much,

Michael Ring

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> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, CDTobie@... wrote:
>   
>> In a message dated 3/9/08 5:41:28 AM, michael-ring@... writes:
>>
>>
>>     
>>> The Spectrometer does seem to have a very hard time with the Ilford
>>> paper. The reading for Paper-White is way off on the b-axis.
>>>
>>> I am getting Lab values of 99.06 0.93 -97.24.
>>>
>>>       
>> As you would find in the archives of this list, this is a known
>>     
> issue with 
>   
>> overly whitened papers. You need to clean your white tile thoroughly
>>     
> with a mild 
>   
>> cleaning solvent and a WHITENER FREE cloth, such as a lens cloth. Then 
>> recalibrate and try again. If that does not solve the issue, contact
>>     
> me off-list and 
>   
>> I'll set you up for tech support or device replacement.
>>
>> C. David Tobie
>> WW Product Technology Manager
>> Digital Imaging & Home Theater
>> Datacolor Inc.
>> CDTobie@...
>> www.datacolor.com/spyder3
>>
>>
>> **************
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>> [Non-text portions of this message have been removed]
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>>     
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