[opendtv] Re: Why Europe should choose 720P for HDTV

  • From: Doug McDonald <mcdonald@xxxxxxxxxxxx>
  • To: opendtv@xxxxxxxxxxxxx
  • Date: Mon, 13 Dec 2004 12:03:07 -0600

John Shutt wrote:
> In recent years, with the advent of CCD cameras with electronic shutters, it 
> has become standard practice for all but the main "up" camera (the one that 
> gives the overall view of the field from the press box) to have the shutters 
> cranked up.  This does two things, one good, one bad IMHO.
> The good thing is the faster than 1/60th shutter speed captures motion much 
> better, and gives crystal clear slow motion replays.  However, the bad thing 
> (to me) is that during the play if one of these 'cranked' cameras is aired 
> live, the motion has a definite stroboscopic effect that I still find 
> annoying even after watching it for years.
> The natural blurring that occurs within the camera during a 1/60 second 
> exposure (for a field of video) makes the resulting motion appear more 
> 'natural' to me.  Capturing video at 1/1000 second exposure does provide for 
> very good slo-mo replays, but lousy real-time video.
> Perhaps this is the phenomenon you are witnessing, Doug?

Part of it ... the main blurring is seen in the main camera
up in the press box.

Doug McDonald
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