Archived posting to the Leica Users Group, 2008/06/13

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Subject: [Leica] M8 and the WAR
From: mark at rabinergroup.com (Mark Rabiner)
Date: Fri Jun 13 21:04:33 2008

Well you're not supposed to call those close up filters filters.
You're supposed to call thems something else.
I forgot what.
Dioptors maybe.



mark@rabinergroup.com
Mark William Rabiner



> From: Henning Wulff <henningw@archiphoto.com>
> Reply-To: Leica Users Group <lug@leica-users.org>
> Date: Fri, 13 Jun 2008 19:58:56 -0700
> To: Leica Users Group <lug@leica-users.org>
> Subject: Re: [Leica] M8 and the WAR
> 
>> The kind of really smart and cool stuff we expect from Rollei usually.
>> But I feel like to be correct we should not be referring to it as a
>> "filter".
>> 
>> 
>> 
>> mark@rabinergroup.com
>> Mark William Rabiner
>> 
>> 
> 
> 
> It's a filter. But it only works with one kind of film. That's why
> it's not such a smart idea. What works with Maco 820 doesn't work
> with HIE, or equivalent emulsions.
> 
> 
> 
>> 
>>>  From: Henning Wulff <henningw@archiphoto.com>
>>>  Reply-To: Leica Users Group <lug@leica-users.org>
>>>  Date: Fri, 13 Jun 2008 15:54:18 -0700
>>>  To: Leica Users Group <lug@leica-users.org>
>>>  Subject: Re: [Leica] M8 and the WAR
>>> 
>>>>  Jim und David,
>>>> 
>>>>  Let it be Known that the Rolleiflex Infra-Red filters have a "lens
>>>>  correction"
>>>>  built into them to compensate for IR focus shift.
>>>> 
>>>>  BTW, I have a Leica E-39 size IR filter available, should anyone want 
>>>> it.
>>>> 
>>>>  Jerry
>>>> 
>>> 
>>> 
>>> 
>>> 
>>>  That's interesting.
>>> 
>>>  I assume it's a slight diopter ground into the filter, to compensate
>>>  for some specific IR wavelength (which any specific film may or may
>>>  not be sensitive to).
>>> 
>>> 
>>>  --
>>>      *            Henning J. Wulff
> 
> 
> -- 
>     *            Henning J. Wulff
>    /|\      Wulff Photography & Design
>   /###\   mailto:henningw@archiphoto.com
>   |[ ]|     http://www.archiphoto.com
> 
> _______________________________________________
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Replies: Reply from henningw at archiphoto.com (Henning Wulff) ([Leica] M8 and the WAR)
In reply to: Message from henningw at archiphoto.com (Henning Wulff) ([Leica] M8 and the WAR)