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From: dlow@hpspcoi.HP.COM (Danny Low)
Newsgroups: comp.sys.ibm.pc.misc
Subject: Re: Screen Photography
Message-ID: <15160004@hpspcoi.HP.COM>
Date: 23 Aug 90 21:40:30 GMT
References: <9034@ur-cc.UUCP>
Organization: HP Lovecraft Division
Lines: 18

>A question for those of you who have taken pictures of your VGA screens.
>What exposure time is most appropriate?  I know it needs to be long enough
>to avoid the screen retrace, but what is optimal?
>
>I recently took slides of some color diagrams done with the paint program
>included in Windows 3.  I figured 1/8 second should be adequate, yet the 
>slides demonstrated broad diagonal swaths of darker colors that appear to
>be retrace related.  Otherwise, the results were quite nice using the
>Zenith FTM monitor.

1/15 of a second should have been adequate. I have done screen shots that
fast although mostly I shoot at 1/2 to 1 second due to the slow speed of
the film I use. This is for US electrical cycle times.

			   Danny Low
    "Question Authority and the Authorities will question You"
	   Valley of Hearts Delight, Silicon Valley
     HP SPCD   dlow%hpspcoi@hplabs.hp.com   ...!hplabs!hpspcoi!dlow