Archived posting to the Leica Users Group, 2015/11/29

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Subject: [Leica] George: M8 IR Different filters
From: george.imagist at icloud.com (George Lottermoser)
Date: Sun, 29 Nov 2015 10:20:11 -0600
References: <7241DB04-AA36-4A8E-81DC-3D1A0E48E8D0@verizon.net>

On Nov 29, 2015, at 7:04 AM, Frank Verizon wrote:

> Excellent work.  Very helpful.
> I noticed that the 092 filter decreased light by 4.5 stops. What about the 
> 093 filter?
> 
> I am working from an iPad, where the visual comparison is difficult. Must 
> wait till we get home to evaluate the visual effects of the different 
> filters
> 
> http://www.imagist.com/blog/?p=10494

The "unfiltered" exposure = 1/30 seconds.
The "092 filtered" exposure = 2 seconds.
The "093 filtered" exposure = 6 seconds.

Maybe relevant only under these conditions.

Regards,
George Lottermoser 

http://www.imagist.com
http://www.imagist.com/blog
http://www.linkedin.com/in/imagist



Replies: Reply from red735i at verizon.net (Frank Verizon) ([Leica] George: M8 IR Different filters)
In reply to: Message from red735i at verizon.net (Frank Verizon) ([Leica] George: M8 IR Different filters)