Sounds like a neat trick. Let us know how it works out. Still hoping
to hear from Piers on his experience with Nikon scanner and Kodachrome
Chuck Norcutt
Moose wrote:
> With VueScan, turning IR cleaning on and off and to Light, Med and
> Heavy is a separate setting, not tied to the film being scanned.
>
> I have some modest experience with Kodachrome scanning and IR
> cleaning.
>
> The basic problem is that, like the silver in B&W negs, the dyes in
> Kodachrome block IR, so the software often can't distinguish the
> difference between dust and image.
>
> I found that VueScan IR cleaning worked pretty well in areas with
> little dye, i.e. light areas, like sky. Fortunately, those are also
> the areas most in need of spotting. The black dust specks of scanned
> slides tend to disappear in darker and busier areas. In dark areas,
> IR cleaning did produce some noticeable artifacts, although fewer
> than I expected.
>
> Next time I do some Kodachrome, I'm going to scan to 64 bit RGBI
> "RAW" without applying any other adjustments, including no IR
> cleaning, just as I usually do. Then I'll "scan"twice from the RAW
> file for two output files, one with and one without IR cleaning, drop
> one atop the other in PS as layers, paint a layer mask to get the
> best of both, then merge.
>
> No Spotting Moose
>
> On 8/5/2010 1:21 PM, Chuck Norcutt wrote:
>> IR cleaning is turned off under which product and what conditions?
>>
>> I would hope that it's possible to get the IR cleaning on with the
>> Nikon since Piers has shown that his Nikon scanner (model?) was
>> able to do a fair job of cleanup on Kodachrome with IR enabled. I
>> know IR is not supposed to work on Kodachrome but Piers showed that
>> it does to some extent... at least on his scanner model.
>>
>> Ken Norton wrote:
>>> The IR cleaning is turned off. That's it.
>>>
>>> AG
>
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