[filmscanners] Re: LS2000 Coolscan shadow noise issues gettingworse?

["Arthur Entlich" <artistic-1@shaw.ca>]

This halo-ing is a likely result of hazy residue on either lenses or
mirrors as you suggest.

Streaking is more likely a result of dust on the CCD or calibration
problems.

Art

Anthony Atkielski wrote:

>>Also a general loss in "vibrancy" of
>>images if a general and even haze on it.
>>
>
> The symptom I've seen of a dirty mirror on a LS-2000 is a sort of mystic
> glow around everything, particularly bright areas in the image.  It happens
> so slowly that you don't notice it for a long time; then one day it dawns on
> you that the scans are a lot more hazy than they used to be.  The first time
> I discovered this there was quite a thick layer of dust on the mirror.
> Cleaning it carefully with a moistened Q-tip or lens tissue restored it to
> new condition.


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