[Leica] Leica Sl2 announced

[Frank Filippone]

Doug... don't the R mount ROM lenses transmit the set F-Stop ?

Frank Filippone

Red735i at verizon.net


-----Original Message-----
From: LUG [mailto:lug-bounces+red735i=verizon.net at leica-users.org] On Behalf
Of Douglas Herr via LUG
Sent: Thursday, November 7, 2019 2:10 AM
To: Leica Users Group
Cc: Douglas Herr
Subject: Re: [Leica] Leica Sl2 announced

Frank Filippone wrote:

>Even WA lenses can make use of IBIS.
>
>....... there still is that automatic aperture ability that is not
>there.....  All it needs is that the adapter have an electromagnet to
>operate it.....
>I have a Nikon to Sony adapter that has it, so it is possible..... 
>

The automatic aperture capability requires an ability to communicate the
aperture setting to the camera's metering system (i.e., the R lens' cams) in
order to operate seamlessly.  It's certainly possible but it adds a little
more complication than just operating the diaphragm.

Doug Herr
Birdman of Sacramento
http://www.wildlightphoto.com

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