From owner-freebsd-hardware Tue Mar 17 14:09:11 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id OAA04695 for freebsd-hardware-outgoing; Tue, 17 Mar 1998 14:09:11 -0800 (PST) (envelope-from owner-freebsd-hardware@FreeBSD.ORG) Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id OAA04383 for ; Tue, 17 Mar 1998 14:08:01 -0800 (PST) (envelope-from gibbs@narnia.plutotech.com) Received: (from gibbs@localhost) by narnia.plutotech.com (8.8.8/8.7.3) id PAA03130; Tue, 17 Mar 1998 15:04:12 -0700 (MST) Date: Tue, 17 Mar 1998 15:04:12 -0700 (MST) From: "Justin T. Gibbs" Message-Id: <199803172204.PAA03130@narnia.plutotech.com> To: schofiel@xs4all.nl cc: hardware@FreeBSD.ORG Subject: Re: CD-R and Scanner recomendations for CD archiving of records? Newsgroups: pluto.freebsd.hardware In-Reply-To: <199803171640.IAA11589@mail3.sirius.com> <350EE7DC.78D6@xs4all.nl> User-Agent: tin/pre-1.4-971204 (UNIX) (FreeBSD/3.0-CURRENT (i386)) Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org In article <350EE7DC.78D6@xs4all.nl> you wrote: > Comments: > .. > It would not be possible to produce blanks without a conformal > passivating layer below the foil coating; since it is vapour deposited > gold with only a few microns thickness, this would simply rub off in > your hand when you picked it up out of the jewel case (due to body fats > and acids, and no, 10 um of gold is NOT sufficiently resistant to acid > of any kind - think about the layer UNDER the pourous vapour deposit > layer!) Sure, but I have yet to see media that puts something protective against scratches on top of the foil. Take a key to the label side of a TDK CD-R. You don't even have to scratch hard. Oops. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message