RE: Bluedot Frustration...The solution... I think!
- From: "wildlightphoto@xxxxxxxxxxxxx" <wildlightphoto@xxxxxxxxxxxxx>
- To: leicareflex@xxxxxxxxxxxxx, leica@xxxxxxxxxxxxx
- Date: Tue, 29 Jan 2008 16:15:29 -0500
David Young <dsy@xxxxxxxxxxxxxxx> wrote:
> Whether this is light reflecting off the sensor and then back again
> from the surface of the rear element (the most likely scenario, to
> me) or whether it is somehow being reflected off the surfaces of two
> or more of the rearmost lens elements is rather immaterial. The
> problem exists and key to it's solution is that the "blue dot" is
> lens specific. For, after encountering the problem with my Vario, I
> switched to the 50 Summi, with either Doug's Universal Extension Tube
> (a great device, btw) behind, or an ELPRO in front. Both
> combinations worked without any problems.
I'll have to try duplicating the problem with my 80-200 and DMR. I don't
have a UV filter or 6T handy so I'll have two uncontrolled variables
(sensor and extra glass in front) but if I'm able to replicate the problem
both the sensor and the extra glass can probably be ruled out.
Doug Herr
Birdman of Sacramento
http://www.wildlightphoto.com
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