That has always been my understanding, too.
Piers
-----Original Message-----
From: Andrew Fildes [mailto:afildes@xxxxxxxxxxxxx]
Sent: 04 June 2013 08:25
To: Olympus Camera Discussion
Subject: Re: [OM] Comments on Halos & In-Camera Sharpening
I alway understood that Unsharp Mask worked exactly by creating a halo
around sharper detail. Wasn't it named after the technique in the old days
of sandwiching a sharp neg with a soft one to create the halo, the soft neg
being the 'unsharp mask'?
Andrew Fildes
afildes@xxxxxxxxxxxxx
www.soultheft.com
Author/Publisher: The SLR Compendium - http://www.blurb.com/books/3732813
On 04/06/2013, at 2:58 PM, Moose wrote:
> As to the halo, look at the image without any adjustment at all in
> ACR/Raw conversion and PSE. It is most likely a result of PSE
> adjustments other than sharpening. Clarity can do it, as may boosting
shadows, depending on how PSE does that. Less halo on the second probably is
because it required less of the/those adjustment(s) that tend(s) to produce
halos.
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