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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: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Sat, 19 Jan 2013 19:22:08 -0500
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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