[argyllcms] Re: Measuring spectral transmission of lenses (and filters, too)
- From: Iliah Borg <ib@xxxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Sat, 28 May 2011 10:48:06 -0400
Dear Marco,
Nice write-up. Thank you for the link.
If you can try direct measurement with i1Pro it would be a nice addition to the
article.
On May 27, 2011, at 3:23 PM, Marco Noldin wrote:
>
> Il giorno 26/mag/2011, alle ore 04.48, Iliah Borg ha scritto:
>
>> Dear Listmembers,
>>
>> For raw conversion, I need to decide if I'm going to use lens / filters
>> (polarizing filters are my primary concern) correction matrices over sensor
>> "profiles" or not. To make up my mind I need to take measurements of
>> spectral transmissions of different lenses and filters.
>
> If the problem is to see if one color profile covers all lenses you can
> follow this method without measuring the spectral transmittance of every
> lens:
> http://www.photoactivity.com/Pagine/Articoli/052ResaCromaticaObiettivi/Resa_cromatica_degli_obiettivi_ENG.asp
>
> Marco
--
Iliah Borg
ib@xxxxxxxxxxx
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