Re: I need a bigger tripod

It's completely meter-coupled as well.  3 cams.  Works just like a 3-cam R
lens.  SL2's viewfinder aperture display is correct too.

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




on 10/28/04 6:51 PM, Thomas Schofield at tdschofield@xxxxxxxxx wrote:

> So, you can view at full aperture and it will stop down when you release the
> shutter, but its not meter coupled, is it?
> Tom
> 
> Doug Herr <telyt@xxxxxxxxxxxxx> wrote:
> on 10/27/04 8:24 AM, Gary Pinkerton at gpinkcp@xxxxxxx wrote:
> 
>> How much do you think that sucker weighs?
> 
> The Canon Museum 
> (http://www.canon.com/camera-museum/camera/lens/f_lens.html) says it's 5.35
> kg. Informal comparisons I've seen between the newer EF 400mm f/2.8 L IS
> and the non-modular Leica 400mm f/2.8 APO-Telyt show the Telyt has an edge
> at full aperture. The EF lens is supposed to be better than the FD lens so
> the Telyt will perform better but for the difference in cost I can live with
> Canon L performance.
> 
> Last night I peeked inside to figure out what had to be done to get the
> auto-diaphragm working. The Leica aperture control lever rotates clockwise
> and the Canon diaphragm controls operate counter-clockwise, at different
> angular rates per f-stop. The technician who did the work added a pivoted
> linkage to reverse the direction, with arms on either side of the pivot
> having lengths proportional to either side's angular rates - very solid,
> simple, well implemented. I'm impressed.
> 
> Doug Herr
> Birdman of Sacramento
> http://www.wildlightphoto.com
> 
> 
> 
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