Archived posting to the Leica Users Group, 2004/10/02

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Subject: [Leica] Epson RD 1 Using Raw Plug-in to compensate for Vignetting with wide angle lenses
From: jbcollier at shaw.ca (John Collier)
Date: Sat Oct 2 07:14:17 2004
References: <754F5673-143A-11D9-8233-000393778554@netvigator.com>

Well, yes, we have had snow but nothing that has stuck yet. Tim is more 
likely to have the lingering kind this early in the year.

If the list includes 90 mm lenses then it sounds to me that the plug-in 
is correcting for the "sensor in a well" problem we have so often 
discussed before.

John Collier

On Oct 2, 2004, at 12:15 AM, Howard Cummer wrote:

> The plug-in works with 12, 15, 21, 25, 28, 35, 50, 75, and 90mm 
> lenses. The pictures were untouched for colour or contrast. Mild 
> sharpening of 50% Radius 1, Threshold 10 was applied. I agree that 
> applying the vignetting correction lightens the whole photograph. This 
> could be corrected again in Photoshop but I didn't do this for these 
> examples. How's the weather in Edmonton? Snow yet??


In reply to: Message from cummer at netvigator.com (Howard Cummer) ([Leica] Epson RD 1 Using Raw Plug-in to compensate for Vignetting with wide angle lenses)