Archived posting to the Leica Users Group, 2007/08/26

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Subject: [Leica] Noctilux M8 - Internal reflections or sensor problem? IMG
From: fredhess at phenix-visuals.nl (Fred Hess / Phenix Visuals NL)
Date: Sun Aug 26 06:25:57 2007
References: <82c9dd70708260440l6d2b826at7a4720f09e39f923@mail.gmail.com>

Hello Eric,

Those reflections seem to me as internal reflections in the Nocti itself.

Often you see this kind of reflections in 16- or 35mm film lenses too.
Even with Zeiss Primes for Arriflex-camera's!!

So, no sensor-based 'problem' to my opinion.

Kind regards Fred Hess.

----- Original Message -----
From: "Eric Korenman" <faneuil@gmail.com>
To: "LUG" <lug@leica-users.org>
Sent: Sunday, August 26, 2007 1:40 PM
Subject: [Leica] Noctilux M8 - Internal reflections or sensor problem? IMG


> These test shots reproduce a problem I had while shooting Noctilux and M8
at
> night by light of tiki torches.
>
> I set up candles in my kitchen and shot 2 images.
> First is with an IR filter.
> Second is without.
> Noctilux is wide open for both shots.
>  www.korenman.com/candles
>
> Note how the repeated images in the lower right change.
> I think this is all internal reflection issues and not a sensor problem.
> Leica claims that green images with the IR filter are due to internal
> reflections between the lens and filter.
>
> Anybody had a similar experience?
>
> Eric
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>



Replies: Reply from faneuil at gmail.com (Eric Korenman) ([Leica] Noctilux M8 - Internal reflections or sensor problem? IMG)
In reply to: Message from faneuil at gmail.com (Eric Korenman) ([Leica] Noctilux M8 - Internal reflections or sensor problem? IMG)