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Re: [OM] No LLS on the 250

Subject: Re: [OM] No LLS on the 250
From: Frank van Lindert <lindertv@xxxxxxx>
Date: Mon, 31 May 1999 12:02:38 GMT
On Mon, 31 May 1999 12:14:42 +0200, "Hans van Veluwen"
<mail@xxxxxxxxxxxxxxxx> wrote:

>: << I've always thought a person was supposed to use
>:  the hole at which the lens/camera naturally balanced, but Gary
>:  enlightened me, explaining that using an UNBALANCED mounting point would
>:  lessen the effect of vibrations. Makes sense to me, now that I think
>:  about it. >>
>:
>: Can someone explain it to me, so it makes sense?
>: George S.
>
>Well someone who used to be a teacher in maths and physics (hint, hint)
>could do the real explanation. Our own List Teacher just resigned (or was he
>fired?), but in the meanwhile listen to what teacher Oly has to say about
>the 1000mm/F11 in her OM System Lens Handbook:
>
>"The Secret of Mastering the 1000mm Is Cutting Out Camera Shake
>
>It is standard practice to make use of a tripod whenever shooting with a
>super telephoto lens, but with the 1000mm in particular, this and every
>other possible measure to eliminate camera shake should be given the utmost
>importance. You will notice the tripod mount is intentionally displaced from
>the lens' center of gravity. There's a good reason. If it was perfectly
>balanced, it would never stop trembling one way or the other. To take the
>picture try this method: Place your right hand to support the camera, with
>your fingertip on the shutter release button, while your left hand is
>occupied with holding the lens steady. Think of the tripod as a device to
>support the lens, rather than as a means in itself to prevent shake."
>
>I think you can visualize a lens with a perfectly balanced mounting point,
>left on its own on a tripod, no matter how heavy this tripod is, as some
>sort of seesaw that can move too easily in both directions, thus being an
>easy victim to vibrations. Move the axis of the seesaw to one side and put a
>heavier person on the longer side and let's see them trying to ride the
>seesaw.
>
>
>"School's out this summer" - Alice Cooper
>
>Hans
>
>
>
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