Archived posting to the Leica Users Group, 2007/01/07

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Subject: [Leica] A tripod, an M8, and two candles
From: msadat at gmail.com (mehrdad)
Date: Sun Jan 7 08:09:50 2007
References: <41BCF071D98E5F161C3A8ADB@hindolveston.reid.org>

I think, you should try this test with a lens that has the ir cut
filter since those will be "the offical" results

On 1/7/07, Brian Reid <reid@mejac.palo-alto.ca.us> wrote:
> I wanted to look into the suggestion that the strangeness of M8s and 
> candles had something to do with focus.
>
> So I put my M8 on a tripod, set it at ISO640, mounted the Noctilux at 
> f/5.6, and focused on the wick of the oil candle at the right of this 
> image:
>
> http://reid.org/~brian/images/candle3a.jpg    1/20  f/5.6  ISO640
>
> I then extinguished the two candles, turned the room lights on, and 
> increased the shutter speed a little:
>
> http://reid.org/~brian/images/candle3a.jpg    1/45  f/5.6  ISO640
>
> The camera didn't move on the tripod between those two exposures. I'm 
> fascinated by the purple haze around the oil candle.
>
> Brian Reid
> grateful to all of you who contributed towards my getting this wonderful 
> camera
>
>
>
> _______________________________________________
> Leica Users Group.
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>


-- 
  -------------------------------------
  regards, mehrdad

In reply to: Message from reid at mejac.palo-alto.ca.us (Brian Reid) ([Leica] A tripod, an M8, and two candles)