[Leica] Lenses and grain

[s.jessurun95 at chello.nl (animal)]

In many lens reviews i read that different lenses produce different sized 
grain lumps more modern lenses producing smaller lumps when looked at under 
a microscope.best,simon jessurun,amsterdam
>
> On Jun 14, 2005, at 4:45 AM, Ric Carter wrote:
>
>> Okay, feli, I'll call you crazy.
>
> Well, you're not the first to do so.
> ;-)
>
>> Grain is a physical object -- a little tiny rock of metallic silver. It's 
>> shape and size are determined by the size of the rocks pasted on the 
>> film, the amount of light that hits the rock, and the way it is 
>> developed.
>> How on earth could the lens that only dumps light on the rock possibly 
>> affect that?
>> Large, low contrast areas do make grain easier to see and more apparent. 
>> Lots of image detail makes it less so. So in theory, I guess a soft, low 
>> contrast lens may make you notice grain more, and a contrasty lens may 
>> make you notice it less, but that's simply your reaction to the picture. 
>> The actual grain of the film is the same, a characteristic of the film 
>> and developer only.
>>
>
> I'm really not sure what the answer is. There shouldn't be a difference, 
> since like you
> said, grain really is a crystal of a fixed size etc. I really don't have 
> an answer, but believe
> I am seeing a pattern in my negatives. I'll try to do a test some time, by 
> exposing several
> lenses on the same strip of film.
>
> feli
>
>
>> Ric Carter
>> http://gallery.leica-users.org/Passing-Fancies
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