Re: [Leica] in the dark with the summilux

[Edward Meyers <aghalide@panix.com>]

I'm on your side. I've seen black and white photographs
where the photographer used an uncoated lens to gain
some fog density, which showed mostly 

              shadows,
to raise the threshold exposure noticebly in the shadows. 
And there are those who don't go along with this. Ed

On Mon, 7 Aug 2000, John Brownlow wrote:

> on 6/8/00 8:14 pm, ralph fuerbringer at rof@mac.com wrote:
> 
> > 1/2 a
> > century ago there were recommendatons to get uncoated 50mf1.5 sonnars for
> > portraits. it was said they put more details in shadows.
> 
> this brings up an interesting point about the current and pre-asph summilux
> 35. There is a similar argument to the above that the latter, because of
> flare, puts in more shadow density in high-contrast nighttime lighting
> conditions. I'd have to say that subjectively, that seems true. I've
> assumjed the overall veiling flare from bright highlights eg streetlamps
> bumps up the shadow threshold, at the expense of overall contrast. (In a
> high contrast night shot this is not such a problem).
> 
>  I don't want to open up the asph v. non-asph debate but I wondered if this
> is a real effect or just my wrong impression?
> 
> -- 
> Johnny Deadman
> 
> http://www.pinkheadedbug.com
> 
> 
>