Archived posting to the Leica Users Group, 2000/01/24

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]
Subject: [Leica] I Want My MTF!
From: chucko@siteconnect.com (Chuck Albertson)
Date: Mon, 24 Jan 2000 15:42:39 -0800
 
Which is probably why I'll lose a bundle on the Super Bowl---I'm not privy
to that "out of focus" information that the bookies in Vegas seem to be
wired into. As a result, I'm alway a victim of the point spread function.

> And you appear to know only what you have yourself seen.  Without getting
> overly technical, the MTF as commonly published is a subset of or
otherwise
> related to something called a "deconvolution kernel" which is a 3
> dimensional <phase, frequency> response, or point spread function of the
> lens. The point spread function strongly depends on out of focus
> information.
>