Re: [Leica] R 80-200 4.8?

[Krzysztof Szecowka <szecowka@ch.wssk.wroc.pl>]

As an owner of R8, I think that your problem is due to faulty LCD
display.

Chris

R.P.A.C.Savenije@AVV.RWS.minvenw.nl wrote:
> 
> Dear LUG-ers
> 
> After following your discussions for almost a month I would like to
> ask you
> a question. But first let me introduce myself.
> 
> I am by far not an expert like most of you, but I just like making
> pictures
> with my Leica.
> I did get a Leica M3 from my grandfather who has professionaly been
> taking
> pictures
> with it since he bought the camera. It is one of the first M3's with
> no
> possibility
> of changing the viewfinder to another window without changing the
> lenses. the
> set included
> 21mm 35mm 50mm 90mm and 135mm lenses, all dating at the same period.
> First of
> all
> I was impressed by the simplicity of the camera. No unnecessary
> gadgets and
> just doing what
> it should do. Finally I had a camera with which the quality of the
> pictures
> was only
> limmited by my capabilities. After bying a pradovit I was overwelmed
> by the
> quality of the
> Leica lenses, which each of them must be at least 35 years old!
> 
> I do travel around the world as much as possible. My camera has
> accompanied
> me to all
> the possible places, capturing the most beautifull scenes. People
> laugh at me
> when
> they see me taking pictures with a (for them) inferoir very old
> camera. This
> changes
> immediatly when they have a look during a presentation of my slides!
> 
> My next trips which I planned are going to be a month travelling
> through
> Spain and Portugal,
> and later this jear to Nepal, and the U.S.A.(Washington and what it
> worthwile
> seeing
> there (any tips?) I am not only interested in the way people live in
> other
> countries and
> different cultures but also in photographing nature. During my visit
> in South
> Afrika I
> visited different Game Parks. I did however miss sometimes the
> possibility of
> using tele-lenses.
> 
> For this reason I bought myself a few weeks ago a Lecia R8. I did
> choose
> again a Lecia
> because the M3 never failed during all my trips and the quality of the
> lenses
> (which
> of course will have improved in the last 35 years). Together with the
> R8 I
> bought
> a 80-200 (4.0) after reading good tests of this lens which is also
> affordable
> for me.
> 
> At this point I want to ask for your expertise. As I explained I am
> only an
> amateur and
> just take pictures. When I change the aperture of my lens the maximum
> aperture which
> is displayed in the viewer is only 4.8 while it is a 4.0 lens!.
> Contacting my
> shop
> they explained me (probably after calling Leica) that this is not
> unusual for
> this lens.
> Also they told me that it does not influence the measurement of the
> camera.
> Is this true ?
> And if it is could you explain to me:
> 
> - If I change the aperture in the manual mode between 4.0 and 4.8 the
> display
> shows in
>   both cases the aperture 4.8 but also the shutter speed does not
> change ! So
> is the
>   measurement realy o.k?
> - Using the automatic mode (P) the maximum aperture in very dark
> situation is
> 4.8 accoring
>   to the display. Taking the picture, is the lens closed to 4.0?
> wether it
> should
>   be 4.8 or 4.0 ?
> - I presume the light measurment is determined by calculating the loss
> of
> light due to a
>   smaller aperture referenced to the full aperture (4.0 or 4.8?)
> because the
> correct
>   aperture is only set during the exposure. But how in my case will
> the
> correct loss
>   of light be calculated if the camea thinks that my maximum aperture
> is 4.8?
> For
>   example when I take a picture at aperture 4.8 does'nt the camera
> calculate
> no
>   loss of light because he thinks it is the maximum aperture, while in
> reality it
>   is already stopped down a half to 4.8 ?
> 
> Of course using a ROM in my lens would solve everything, but I always
> want to
> be able
> to explain what is happening. That is one of the reasons I appreciate
> the M3!
> 
> Finally I want to thank you all for sharing your expertise to all the
> other
> members all the
> time in this group. Just by reading your mail I do learn more than
> reading a
> lot of books!
> 
> Greetings,  Richard.