Archived posting to the Leica Users Group, 2000/10/08

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: RE: [Leica] Re: Steady as she goes there, lad [y]
From: "B. D. Colen" <bdcolen@earthlink.net>
Date: Sun, 8 Oct 2000 16:12:30 -0400

If the goal of all photography was to produce the maximum numbers of lines
per inch, Barnak wouldn't have wasted his time inventing a small, light,
compact HAND HELD camera.

B. D.

> -----Original Message-----
> From: owner-leica-users@mejac.palo-alto.ca.us
> [mailto:owner-leica-users@mejac.palo-alto.ca.us]On Behalf Of Ted
> Sent: Sunday, October 08, 2000 12:19 PM
> To: leica-users@mejac.palo-alto.ca.us
> Subject: Re: [Leica] Re: Steady as she goes there, lad [y]
>
>
> >>>>>>>>"Handholding is strictly for dead photographers:  A human
> pulse beat will
>
> >cause 200 microns (.008 inch) displacement for 1/10th of a
> second.  Assuming
> >a shutter speed of 1/250th of a second, this movement alone will cause a
> >loss of 22% of resolution with a system capable of reproducing
> 100 lines per
> >mm (lpm).  <<<<<<<<
>
> Byron Rakitzis responded::
> >>>>>>Surely this guy has heard of the sharpshooter's trick of shooting in
> between heart beats? It works for cameras too!<<<<<<<
>
> Byron,
> this guys a crock! Hell I've got slides where you can see the
> skin texture of a
> running athlete and the only heart beat involved was slower than
> my ability to
> re-act to shooting the action of the moment.
>
> It's just another one of those theory people things with
> absolutely no idea of
> what they are talking about when it comes down to the "real time"
> of  life in
> handling cameras.
> Or as you pointed out, target shooters firing between heart beats.
>
> ted
>
>
>
>
>