Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-21 Thread Peter J. Alling
It can damage electronics as well, I guess they weren't trying very hard 
to kill the memory card.  (Especially if they are fogging developed film).

Frits Wüthrich wrote:
It also states you have to be carefull with film, as it can fog developed and 
non-developed film.
I always thought it could only fog undeveloped film?
On Sunday 19 December 2004 23:59, Cotty wrote:
FJW http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp
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Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-21 Thread Peter J. Alling
But what's the fun in that?
Tom C wrote:
I suspect it should have said exposed and unexposed film.
Tom C.

From: Frits Wüthrich [EMAIL PROTECTED]
Reply-To: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Subject: Re: New Tests Show Memory Cards Safe In X-Rays
Date: Mon, 20 Dec 2004 22:36:45 +0100
It also states you have to be carefull with film, as it can fog 
developed and non-developed film.
I always thought it could only fog undeveloped film?

On Sunday 19 December 2004 23:59, Cotty wrote:
FJW http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp
FJW
FJW
FJW
FJW
FJW Cheers,
FJW   Cotty
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FJW
FJW ___/\__
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Frits Wüthrich



--
I can understand why mankind hasn't given up war. 
During a war you get to drive tanks through the sides of buildings 
and shoot foreigners - two things that are usually frowned on during peacetime.
	--P.J. O'Rourke




Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-20 Thread Frits Wüthrich
It also states you have to be carefull with film, as it can fog developed and 
non-developed film.
I always thought it could only fog undeveloped film?

On Sunday 19 December 2004 23:59, Cotty wrote:
FJW http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp
FJW 
FJW 
FJW 
FJW 
FJW Cheers,
FJW   Cotty
FJW 
FJW 
FJW ___/\__
FJW ||   (O)   | People, Places, Pastiche
FJW ||=|http://www.cottysnaps.com
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-- 
Frits Wüthrich



Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-20 Thread Andreas Hoffmann
Actually I don't care so much about the memory, I'm more worried about any 
damage that could happen to my CCD!
This was not tested... What a pitty.

Rgds.
Andreas

It also states you have to be carefull with film, as it can fog developed 
and non-developed film.
I always thought it could only fog undeveloped film?

On Sunday 19 December 2004 23:59, Cotty wrote:
FJW http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp
FJW
FJW
FJW
FJW
FJW Cheers,
FJW   Cotty
FJW
FJW
FJW ___/\__
FJW ||   (O)   | People, Places, Pastiche
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--
Frits Wüthrich




Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-20 Thread Rob Studdert
On 20 Dec 2004 at 22:47, Andreas Hoffmann wrote:

 Actually I don't care so much about the memory, I'm more worried about any
 damage that could happen to my CCD! This was not tested... What a pitty.

CCDs are damaged by X-rays, they bleach and suffer other problems, there is 
plenty of technical information on the web to confirm this. However information 
relative to airport x-ray systems and consumer DSLRs seems to be nil. I suppose 
it's much like film vs x-rays, despite the warnings and documentation there are 
still a lot of photographers out there who will swear that multiple x-ray 
passes had absolutely no effect on their exposed 800 ISO print films :-)


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998



Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-20 Thread William Robb
- Original Message - 
From: Rob Studdert
Subject: Re: New Tests Show Memory Cards Safe In X-Rays


On 20 Dec 2004 at 22:47, Andreas Hoffmann wrote:
Actually I don't care so much about the memory, I'm more worried 
about any
damage that could happen to my CCD! This was not tested... What a 
pitty.
CCDs are damaged by X-rays, they bleach and suffer other problems, 
there is
plenty of technical information on the web to confirm this. However 
information
relative to airport x-ray systems and consumer DSLRs seems to be 
nil. I suppose
it's much like film vs x-rays, despite the warnings and 
documentation there are
still a lot of photographers out there who will swear that multiple 
x-ray
passes had absolutely no effect on their exposed 800 ISO print 
films :-)
Film is much more easily x-ray damaged after it has been exposed than 
when unexposed.
Even fairly high dose x-rays may cause no or imperceptable exposure 
on film that has not gone over the exposure threshold.

William Robb 




Re: New Tests Show Memory Cards Safe In X-Rays

2004-12-20 Thread Tom C
I suspect it should have said exposed and unexposed film.
Tom C.

From: Frits Wüthrich [EMAIL PROTECTED]
Reply-To: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Subject: Re: New Tests Show Memory Cards Safe In X-Rays
Date: Mon, 20 Dec 2004 22:36:45 +0100
It also states you have to be carefull with film, as it can fog developed 
and non-developed film.
I always thought it could only fog undeveloped film?

On Sunday 19 December 2004 23:59, Cotty wrote:
FJW http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp
FJW
FJW
FJW
FJW
FJW Cheers,
FJW   Cotty
FJW
FJW
FJW ___/\__
FJW ||   (O)   | People, Places, Pastiche
FJW ||=|http://www.cottysnaps.com
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--
Frits Wüthrich



New Tests Show Memory Cards Safe In X-Rays

2004-12-19 Thread Cotty
http://www.dpreview.com/news/0412/04121602digitalfilmxray.asp




Cheers,
  Cotty


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