Archived posting to the Leica Users Group, 1996/12/06

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Subject: Re: Mysterious pins on R8 lensmount
Date: Fri, 6 Dec 1996 19:28:43 -0500

Not being a user of flash often; when occaisionaly used I have a Sunpack
522, I read this and got lost fast. Does this added function do anything
practical? I'm not trying for the flame of the month award or light hearted
comment, but honest info.

Thanks in advance.

>    For flash use, technological advances have been incorporated into the
>    R8's through-the-lens (TTL) flash exposure measurement.  The R8
>    requires an SCA 3501 flash adapter, part of the newer SCA 3000 flash
>    system, and can be used with most SLR flash units.  The new Leica R
>    lenses have a ROM module that stores information and transmits it to
>    the camera via a contact strip.  When certain flash units are used,
>    the zoom reflector automatically adapts to the focal length of that
>    lens, providing a perfectly balanced light source based on the ambient
>    light and distance-to-subject.  Current R lenses can be converted to
>    ROM.  In addition, this flash adapter allows optional flash override
>    so the flash exposure measurement can be controlled separately from the
>    ambient light measurement.  The lightweight shutter on the R8 allows
>    flash syncronization time of 1/25O second.

Brian Levy, J.D.
Agincourt Ont.