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[OM] Re: digital lenses and manual focusing

Subject: [OM] Re: digital lenses and manual focusing
From: John Hudson <OM4T@xxxxxxxxxxx>
Date: Fri, 15 Aug 2008 16:01:54 -0300
Thanks Chuck. I'll investigate.

John




----- Original Message ----- 
From: "Chuck Norcutt" <chucknorcutt@xxxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxx>
Sent: Friday, August 15, 2008 3:17 PM
Subject: [OM] Re: digital lenses and manual focusing


> Perhaps you just need to turn to some after market suppliers:
> <http://www.katzeyeoptics.com/cat--Olympus-DSLRs--cat_olympus.html>
>
> Also available much cheaper from various ebay sellers.
> <http://cgi.ebay.com/Split-image-Focusing-Screen-set-for-Olympus-E-520-E-510_W0QQitemZ190243207332QQihZ009QQcategoryZ29969QQssPageNameZWDVWQQrdZ1QQcmdZViewItem>
>
> I don't know anything about the ebay products or sellers but I believe
> that Katz Eye Optics is the premier seller for aftermarket digital
> camera focusing aids.
>
> With some cameras, fitting the aftermarket split image screen has some
> effect on metering or some other side effect but the Katz Eye link
> states there is nothing adverse about the Oly conversion.  Also read
> about "Katz Eye Plus" and their "OptiBrite treatment which is designed
> to solve the problem of split image blackout with slower lenses.
>
> I've never used an Oly digital but the things that can cause shutter
> delay are metering and focusing.  I don't think the meter would be slow
> in a modern E camera but the camera could be hunting a bit on focusing.
>  I'm not familiar with The E things but Canon digitals (via "custom
> function" settings) have the capability to remove the autofocus control
> from the shutter button and place it around on the back of the camera
> where it falls under your thumb.  That's what I do and, although the
> camera is on autofocus about 99.9% of the time, I am always in direct
> control of the moment of focus and that is generally separate from
> exposure and firing the camera.  If the camera is focused (or thinks it
> is) if will fire instantly.  To check your 500 and 510 for the cause of
> the delay just put it in manual focus and see if it fires instantly.  If
> it does then try to find whatever control exists (if it does) to move
> the focus control off the shutter button.
>
> If you have subjects in motion I'm sure the camera has an autofocus mode
> to handle it.  Canon's have two related moving subject modes.  One is
> for initially static subjects which may start to move and the other is
> for subjects in continuous motion.  I'm sure the Olys must have
> something similar.
>
> Chuck Norcutt
>
>
> John Hudson wrote:
>>
>> The precision focusing I experienced with my OM4T and M cameras has not 
>> been
>> carried forward to either of my E500 and E510 cameras.
>>
>> The auto focus and manual focusing mechanisms just do not seem to measure 
>> up
>> when using the film cameras as a base against which to measure the 
>> results.
>>
>> When these digital cameras have been used to photograph stationary 
>> objects,
>> landscapes and people who remain stationary during the photo taking stage
>> the results have generally been excellent.
>>
>> What is really missed is the split image accuracy of both film cameras
>> together with the immediacy of the exposure having depressed the shutter
>> release button.
>>
>> Is there any reasonable expectation that the manual split image focusing
>> experience of the OM4T and the Ms will emerge in subsequent releases of 
>> the
>> Olympus E series camera?
>>
>> Also, when will the E cameras come out with a version that does away with
>> the part second delay between pressing the exposure button and "exposing 
>> the
>> film"? I've had a lot of disappointments caused by this delay.
>>
>> All of which makes me reluctant to even think about giving up my film
>> cameras.
>>
>> John Hudson
>>
>>
>>
>>
>>
>>
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>>
>>
>
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