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Re: [OM] Shutter Shock (Return of the absent minded.) [was Question]

Subject: Re: [OM] Shutter Shock (Return of the absent minded.) [was Question]
From: Paul Braun <pbraun42@xxxxxxxxx>
Date: Sat, 19 Jan 2013 18:53:11 -0600
Not really sure.  I'll try it again when I get home tomorrow night.  


Paul Braun
Certified Music Junkie

"It's such a fine line between stupid, and clever." -- David St. Hubbins

"Music washes from the soul the dust of everyday life" - Harlan Howard

On Jan 19, 2013, at 18:41, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:

> I don't know what's wrong on your end.  I just tried it and was getting 
> good sync up to and including 1/320... 1/3 stop beyond the 1/250 spec. 
> At 1/400 there was some shading near the top of the frame and by 1/500 
> about 1/2 of the frame was black on top.  Strangely, there were two 
> shots where I thought the flash had misfired but in every frame I 
> checked I had a good flash exposure.  I can only assume that I hadn't 
> pushed the shutter button fully home.
> 
> Are you sure you were shooting in manual mode with a suitable shutter speed?
> 
> Chuck Norcutt
> 
> 
> On 1/19/2013 7:22 PM, Chuck Norcutt wrote:
>> I haven't tried any flash yet but the way the shock delay is *supposed*
>> to work it *shouldn't* have any impact on flash sync.
>> 
>> Since the E-M5's shutter is normally open the firing sequence starts
>> with closing the shutter (which is what causes the shock), then the
>> timing delay occurs to let the shutter shock vibrations calm down, then
>> starts a normal open shutter, expose, close shutter... followed by
>> reopening the shutter.  Since the flash isn't fired until after the
>> shutter re-opens during normal exposure time it should be firing well
>> after the shutter shock delay.
>> 
>> Are you sure you had the shutter speed at 1/250 or less?  But I'll try
>> it myself with a T-32 to see what happens.
>> 
>> Chuck Norcutt
>> 
>> 
>> On 1/19/2013 5:14 PM, Paul Braun wrote:
>>> Did you notice that it screwed up flash sync?   I ran into that when I 
>>> tried a T32 on manual.
>>> 
>>> 
>>> Paul Braun
>>> Certified Music Junkie
>>> 
>>> "It's such a fine line between stupid, and clever." -- David St. Hubbins
>>> 
>>> "Music washes from the soul the dust of everyday life" - Harlan Howard
>>> 
>>> On Jan 19, 2013, at 15:13, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> 
>>> wrote:
>>> 
>>>> Setting the shutter shock to 1/8 second was one of the first things I
>>>> did upon setting up the camera.  I'm not sure I've taken a single shot
>>>> without it.  I does make a funny ka-thunk sound but 1/8 second is fairly
>>>> fast and I doubt I'll notice the delay.  Well, maybe in the spring if I
>>>> have to shoot one of the grandkid's soccer games.
>>>> 
>>>> Chuck Norcutt
>>>> 
>>>> 
>>>> On 1/18/2013 2:56 PM, Moose wrote:
>>>>> I too have been semi-incommunicado. We left for three days in the 
>>>>> Monterey/Carmel area. My response to your first
>>>>> version of the question was the last one I made before turning off the 
>>>>> laptop to pack it.
>>>>> 
>>>>> I carefully packed power cords and mouse - and LEFT the computer home!
>>>>> 
>>>>> I kept up, sorta, with the list on my iPhone for a day, but lots of 
>>>>> traffic, way too many posts ostensibly about coffee
>>>>> and the way the GMail mobile app works led me to just let it go until I 
>>>>> got home.
>>>>> 
>>>>> I still haven't gone through the all the list mail, nor separated the 
>>>>> endless drivel about a beverage of no interest to
>>>>> me from the inevitable subject drift.
>>>>> 
>>>>> Skimming subjects, I did notice your repeat of the question, wondered if 
>>>>> I had hallucinated answering it, and did so again.
>>>>> 
>>>>> Much as I was surprised by the shutter shock problem of the E-M5, I was 
>>>>> even more shocked by those of the Pens and the
>>>>> Pannys. Lots and lots of people have been taking lots and lots of photos 
>>>>> with these cameras and quite often declaring
>>>>> themselves quite pleased.
>>>>> 
>>>>> Having been troubled/puzzled by some apparent discrepancies in my E-M5 
>>>>> images, trying to guess where the problem might
>>>>> be, and deciding to pay much more attention to my technique for a while, 
>>>>> I was both surprised, then pleased, to discover
>>>>> that the problem wasn't me, or the lenses, but the camera - and that 
>>>>> there is a cure, not ideal, perhaps, but built-in,
>>>>> immediately available, at no additional charge.
>>>>> 
>>>>> Then Mike posted the link to these further tests, and I discovered that 
>>>>> my E-M5 is likely the least troubled of the Oly
>>>>> µ4/3s cameras, and troubled WAY less than at least one Panny.
>>>>> 
>>>>> My guess is that all the Pens, at least prior to the latest two, all have 
>>>>> the shutter mechanism. One way to check on the
>>>>> E-PL5 is the instructions. If they have the same 'Anti-Shock' settings in 
>>>>> the menus as the E-M5, you can bet that it's
>>>>> still there.
>>>>> 
>>>>> Seems like it's a difficult problem, and the only solution may be 
>>>>> complete shutter redesign or an electronic first
>>>>> curtain, ala Canon (at least the 60D, probably others), which might 
>>>>> require a new sensor?
>>>>> 
>>>>> I've just done my first large number of shots with widely varying 
>>>>> subjects, light, lenses, shutter speeds and ISOs since
>>>>> finding out about shutter shock. I intentionally made no effort to avoid 
>>>>> the trouble shutter speeds. So I hope to find
>>>>> out if things have changed for the better.
>>>>> 
>>>>> The shutter sound is definitely different, and there seems to be some 
>>>>> subtle sense of shots taking longer. Fortunately,
>>>>> switching Anti-Shock on and off is quick and easy. Perhaps just as 
>>>>> important, seeing whether is is on or off is instant.
>>>>> 
>>>>> Asked And Answered Moose
>>>>> 
>>>>> On 1/18/2013 7:05 AM, Bob Benson wrote:
>>>>>> Thanks for answering my shutter shock question. I apologize for 
>>>>>> duplicating
>>>>>> the question;  I've been for a few days at a family funeral at a remote 
>>>>>> site
>>>>>> in way eastern ohio (that's redundant actually);  internet access poor, 
>>>>>> and
>>>>>> I wasn't able to tell whether my original question actually got in.
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> Again, thanks, and apologize.
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> Bob Benson
>>>> --
>>>> _________________________________________________________________
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>>>> Themed Olympus Photo Exhibition: http://www.tope.nl/
> -- 
> _________________________________________________________________
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> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
> Themed Olympus Photo Exhibition: http://www.tope.nl/
> 
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