[Leica] That damned shutter lag again.

[philippe.amard at sfr.fr (philippe.amard)]

Le 21 mai 13 ? 20:54, lrzeitlin at aol.com a ?crit :

> After a frustrating afternoon trying to catch a picture of my grand  
> daughter diving into a pool I decided to check the shutter lag of my  
> digital cameras. Back in the days when I actually took sports photos  
> for a sparse living I had honed my reflexes to the point where I  
> could catch pictures of the action as it occurred. My old film  
> Leicas had a shutter lag of about .1 second as measured by an  
> electronic timer. That's about the same as human reflex time.
>
> Using the same timer I measured the lag on a Canon DSLR and an  
> Olympus DSLR. Both had a lag in the range of .3 to .4 seconds when  
> autofocusing, .2 to .3 seconds when prefocused.

> The camera I used to photograph my grand daughter was an Olympus  
> EPL1, a mirrorless micro 4/3 camera with a kit 14 to 42 mm lens.  
> When set to the automatic mode in which the camera sets exposure,  
> focuses and stops down the lens, the average shutter lag was .76  
> seconds. In program mode it was slightly faster, .63 seconds. No  
> wonder I only caught the splash of water when she was fully submerged.
>
> I own the lens bodycap that Olympus released this year. It is  
> basically a plastic body cap with a miniscule f8.0 lens (14 mm focal  
> length) in the middle like a tiny bug's eye. Fixed focus, no  
> aperature adjustment. Still it takes adequately sharp pictures. With  
> this lens mounted on the camera the shutter lag averaged only .14  
> second. Almost as good as a film Leica and much better than a  
> digital Leica. With no focusing or aperature adjustment possible I  
> suspect that I am close to the minimal electrical response time of  
> the camera itself. The next step is to mount one of my film Leica  
> lenses on the camera and check that.
>
> Incidentally the shortest lag I ever measured was on a Rollei 35  
> mechanical shutter camera. It was only .05 seconds.
>
> Larry Z
>
>
that's where previsualization comes handy I presume ;-)  now what set  
up did you use to assess the shutter lag svp
TIA

Ph whose reflexes are lost, at least the good ol' R ones


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