[LRflex] Re: Exposure Issue with Leica R7?
- From: Miha Golobic <miha.golobic@xxxxxxxxx>
- To: leicareflex@xxxxxxxxxxxxx
- Date: Tue, 22 Sep 2009 15:21:58 +0200
Walter, is there an exposure-lock mode on the R7? I use this all the time in
back-lit situations with my R3 mot. I measure the ground, half press the
exposure button, recompose, and shoot. Always in A mode, integral metering.
Miha
2009/9/22 Philippe Amard <philippe.amard@xxxxxx>
>
>
> Walter Kramer wrote:
>
> Thanks Philippe,
>>
>> Details,
>>
>> These are B&W negatives developed and scanned at my local Fuji lab using
>> I believe one of their frontier machines.
>>
>> The + - expo compensation is as you described on the R7 but I never use
>> it because it is quite awkward to manipulate. Easier to use manual mode
>> and compensate via shutter speed.
>>
>>
> just like me ;-)
>
> Lens is fully closed down but I must admit that at times I have failed
>> to reset after changing shooting modes, eg, from aperture priority back
>> to program ... maybe that's the issue.
>>
>>
> happened to me too, we could start a club ...
>
> Here are a couple sequential frames shooting the same scene. I'm pretty
>> sure both were taken in program mode with the lens stopped down to min
>> aperture ... but I can't be certain.
>>
>> OK
>> http://farm3.static.flickr.com/2565/3943719295_e52e0e3722_b.jpg
>>
>> Not OK
>> http://farm4.static.flickr.com/3426/3943718289_43382808fd_b.jpg
>>
>>
>>
> Technically not the same for the cell - one is vertical and right -
> probably because it takes the ground as a reference - the sky area is small
> in proportion of the ground/grass
> the other horizontal - light is measured with a gradation for the upper
> part of the frame (usually sky in horizontal mode) yet it takes here a much
> larger proportion of the measurement area I guess, hence slightly too dark ,
> which may have affected the scanner readings too
>
> using the + / - thing or going manual could then solve the pb - but this
> is just a guess
>
> ph
>
>
>
>
> On Tue, 2009-09-22 at 11:54 +0200, Philippe Amard wrote:
>>
>>
>>> ouch!
>>> is this a print or a scanned neg?
>>>
>>> two leds is no issue so far as I know - you get an intermediate aperture
>>> value I guess (no exif to prove it though) - watch that you're not out of
>>> the aperture/speed range, that's all.
>>>
>>> backlight - I never had an R7 but as early as the R3, you can alter the
>>> exposure setting and tell the cam it is backlit for instance; the + - switch
>>> should be on the left hand side where you adjust the ASA/ISO (and somewhat
>>> tricky to change when your eye is against the window BTW, later improved in
>>> the R8/9) - it is there on the R4, its location shouldn't have changed as
>>> it is the same family
>>>
>>> Also, it depends on the cell setting - centered, 'full screen', etc if
>>> availble in PRG mode on the R7 (isn't on the R4).
>>>
>>> I suppose we need more details.
>>>
>>> Hope this helps for a start though
>>>
>>> Philippe
>>>
>>> An after-thought, when shooting in programme mode, is your lense fully
>>> closed down?
>>>
>>>
>>>
>>> Walter Kramer wrote:
>>>
>>>
>>>
>>>> Hello,
>>>>
>>>> I am getting some unpleasant exposure results with my R7 and I don't
>>>> know if it is my inexperience or something to do with the camera. I use
>>>> P mode often and maybe it's just not suitable where there is strong back
>>>> light.
>>>>
>>>> The other possibility is that the leds on the right are displaying two
>>>> aperture modes when I take the shot, eg, f2.8 and f4.0 lit up. The
>>>> manual instructs to change the shutter speed dial until only one
>>>> aperture reading displays, I have largely ignored this. Anyway I get
>>>> two or three shots like this in a role and the only pattern I can see is
>>>> the scene has bright lighting in the background.
>>>>
>>>> Here is an example. Maybe someone has experienced this, I'm hoping it
>>>> is operator error.
>>>>
>>>> http://farm3.static.flickr.com/2579/3944281840_8ff3f820bb_b.jpg
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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