October 2004 Alt-photo-process-L: Re: Little lens

From: Richard Knoppow ^lt;dickburk@ix.netcom.com>
Date: 10/17/04-05:36:59 PM Z
Message-id: <000d01c4b4a2$35ef18a0$7dfc5142@VALUED20606295>

----- Original Message -----
From: "John Cremati" <johnjohnc@core.com>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Sunday, October 17, 2004 2:16 PM
Subject: Little lens

> This is a very interesting little lens.!!
>
> John Cremati
>
> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=3845991781

This was brought up on another list I belong to. Despite
what is said in the advertisement, it is not a reconnaisance
lens. It is meant for recording X-ray images from a
fluoroscope type device. The lens is f/0.7, close to the
theorectical limit of f/0.5 for an orthographic lens.

---
Richard Knoppow
Los Angeles, CA, USA
dickburk@ix.netcom.com

Received on Sun Oct 17 17:37:13 2004