Re: Betterlight Camera Calibration
Re: Betterlight Camera Calibration
- Subject: Re: Betterlight Camera Calibration
- From: "edmund ronald" <email@hidden>
- Date: Tue, 30 Sep 2008 23:55:59 +0200
Hi list -
I saw Robin's solution. Results are impressive, as is the size of the
dongle (an HP Z printer).
Edmund
On Tue, Sep 30, 2008 at 5:44 PM, Robin Myers <email@hidden> wrote:
> Hello Mr. Fleisher et al,
>
> Here is a brief description of the new camera calibration.
>
> ColorSage is the software, a collaboration between Better Light
> (betterlight.com) and HP. It uses the HP Artist library from HP to perform
> spectral matching of an artwork. The software takes 6 inputs; an image of
> the artwork, an image of a white card, spectral measurements of the artworks
> pigments (minimum of 50), spectral measurements of the white card (miniumum
> 10), the camera's spectral response, and ths spectrum of the capture
> lighting. It then computes a scene referred ICC profile from the spectral
> data and attaches this profile to the artwork image. The image is then ready
> to print on an HP Z3200.
>
> The results are very impressive. A very good image the first print, without
> proof prints or color adjustment in Photoshop. The ICC profile is unique for
> each artwork, optimized for it's pigment set.
>
> Right now it requires a Better Light camera and an HP Z3200 printer. It does
> not work with other cameras or printers. HP developed the library so it will
> not be adapted to Epson or Canon printers. It could, in the future be
> adopted for other cameras.
>
> More information can be found on the Better Light website.
>
> Regards,
>
> Robin Myers
>
>
> On Sep 24, 2008, at 09:09 , Fleisher, Ken wrote:
>
>> Has anyone seen the mysterious camera calibration solution at the
>> Betterlight booth at Photokina? I figure Robin Myers won't have a chance
>> to
>> post anything about it for a while and I'm too curious to wait! :-) I'm
>> just
>> wondering what it's all about...
>>
>> --
>> Ken Fleisher
>>
>> Photographer
>> Imaging & Visual Services
>> National Gallery of Art
>> Washington, D.C.
>>
>> Phone: (202) 712-7471
>> email@hidden
>
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