Archived posting to the Leica Users Group, 2005/04/13

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Subject: [Leica] Re: [LRFlex] Re: eTTL flash
From: jbcollier at shaw.ca (John Collier)
Date: Wed Apr 13 05:19:16 2005
References: <a237e47c20795909d68b4bcc6db540e9@charter.net> <"ADD3BD2D-AAB3-11D9-A025-000 393199A4A"@gte.net> <cc820a224557ef29e37c0ba8ec699bd2@charter.net> <6.1.0.6.2.20050412152445.05e18ad8@192.168.100.42> <a06001004be826181eef0@gpsy.com> <a06001000be828258f9fe@gpsy.com>

I didn't think there were any TTL high speed flashes (burst flash for 
above sync speed flash use with a focal plane shutter). Perhaps a smart 
flash could fire a preflash to base the burst mode exposure on. Do any 
flash systems do this?

John

On 13-Apr-05, at 2:02 AM, Karen Nakamura wrote:

>>
>> It can't. You need to synchronize the speed of the shutters against 
>> the multiple bursts from the flash and the M7 doesn't have that fine 
>> degree of control. So that feature is disabled when you link it with 
>> a flash that supports it.
>
> Oops, I wrote before my brain fully engaged. The M7 can do HSS with 
> certain metz flashes using the SCA-3502 module.  But it can't TTL 
> meter, so you need to set the flash setting manually. Which kind of 
> defeats the purpose.


In reply to: Message from s.dimitrov at charter.net (Slobodan Dimitrov) ([Leica] eTTL flash)
Message from s.dimitrov at charter.net (Slobodan Dimitrov) ([Leica] Re: [LRFlex] Re: eTTL flash)
Message from richard-lists at imagecraft.com (Richard) ([Leica] Re: [LRFlex] Re: eTTL flash)
Message from mail at gpsy.com (Karen Nakamura) ([Leica] Re: [LRFlex] Re: eTTL flash)
Message from mail at gpsy.com (Karen Nakamura) ([Leica] Re: [LRFlex] Re: eTTL flash)