RE: [OM] Digital SLR

[Jim Caldwell]

I'll have to try taking some 'cooler' pictures!!

Jim Caldwell

-----Original Message-----
From: owner-olympus@xxxxxxxxxxxxxxx
[mailto:owner-olympus@xxxxxxxxxxxxxxx] On Behalf Of Carlos J.
Santisteban Salinas
Sent: Saturday, September 07, 2002 5:36 AM
To: Lista de correo Olympus
Subject: RE: [OM] Digital SLR


Hi, Jim and all.

>  How are the noise levels on the E-20?  On my E-10, it can get pretty 
>nasty at ISO 320 for time exposures.  I've heard there is some noise 
>adjustment algorithms in the E-20 to reduce the noise.

Noise is a common problem in CCD time exposures. Obviously, choosing a
higher ISO setting makes that noise quite noticeable -- it just
increases gain.

CCD noise is caused mainly by heat. Those used in astrophotography have
cooling devices to overcome this problem.

...

Carlos Santisteban

<cjss@xxxxxxxxxxxxx>
<cjsantis@xxxxxxxx>



< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >



< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >