- Original Message -
From: "Otis Wright"
Subject: Re: DSLR/PC plateau?
>
>
> Scott Nelson wrote:
>
> >You can take care of thermal noise (to a point) by cooling the sensor
> >with something like liquid nitrogen - not that this is very practical
&
check the power consumption. it's a little high.
Herb
- Original Message -
From: "Otis Wright" <"rusty."@att.net>
To: <[EMAIL PROTECTED]>
Sent: Thursday, January 15, 2004 1:14 AM
Subject: Re: DSLR/PC plateau?
> Actually, there are quite a fe
The scientific ccd cameras I have seen have used a
thermoelectric cooler (peltier) with circulating water
(maybe with glycol). This method is a lot easier to
implement than the liquid nitrogen approach :-)
Antti-Pekka
---
Antti-Pekka Virjonen
Computec Oy, Turku Finland
Gsm: +358-500-789 753
www
> Actually, there are quite a few systems using LN cooled sensors in use
> in industrial and "gov't" applications. I had the chance to look at
> some of thse a few months ago. Quite impressive results...
> Packaging was a lot smaller than I had anticipated.
>
Indeed liquid Nitrogen co
ication and there is a fixed amount of thermal noise that can't be
gotten around.
Herb
- Original Message -
From: "Chaso DeChaso" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, January 14, 2004 1:01 PM
Subject: Re: DSLR/PC plateau?
On
ication and there is a fixed amount of thermal noise that can't be
> gotten around.
>
> Herb
> - Original Message -
> From: "Chaso DeChaso" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, January 14, 2004 1:01 PM
> Subj
>
Sent: Wednesday, January 14, 2004 1:01 PM
Subject: Re: DSLR/PC plateau?
> One quick example would be when something happens
> (relatively soon) such as sensors becoming not only
> way higher in resolution but also much more
> light-sensitive than film. Among other things, this
> w
On Wed, Jan 14, 2004 at 10:01:21AM -0800, Chaso DeChaso wrote:
> I think the above analysis is overly reliant on the
> idea of the job as equivalency to 35mm (or Med Format)
> traditional film photography - equivalency in a
> variety of ways including not only resolution and such
> things.
>
> O
Hi,
some quick thoughts late in the night follow...
> One quick example would be when something happens
> (relatively soon) such as sensors becoming not only
> way higher in resolution but also much more
> light-sensitive than film. Among other things, this
Well, light sensitivity would be nice
On 14 Jan 2004 at 10:01, Chaso DeChaso wrote:
> Basically, whenever you think these technological
> changes are levelling off, usually you just aren't
> being creative or imaginative enough. However, most
> of the companies out there will take up the slack and
> do the creative thinking for you.
On 14/1/04, [EMAIL PROTECTED] disgorged:
>Interesting question: My DSLR becomes "obsolete". Therefore it's not
>worth much. Do I bother to sell it or not? Will there be any market
>for these "obsolete" DSLR's?
Please define obsolete, in this context.
There will always be a market for used ca
Interesting question: My DSLR becomes "obsolete". Therefore it's not
worth much. Do I bother to sell it or not? Will there be any market
for these "obsolete" DSLR's?
Steven Desjardins
Department of Chemistry
Washington and Lee University
Lexington, VA 24450
(540) 458-8873
FAX: (540) 458-8878
Quoting Chaso DeChaso <[EMAIL PROTECTED]>:
> I think the above analysis is overly reliant on the
> idea of the job as equivalency to 35mm (or Med Format)
> traditional film photography - equivalency in a
> variety of ways including not only resolution and such
> things.
[predictions snipped]
Y
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