Archived posting to the Leica Users Group, 2000/07/24

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Subject: [Leica] Re: Diffraction limited lenses
From: Jim Brick <jimbrick@photoaccess.com>
Date: Mon, 24 Jul 2000 13:27:15 -0700

Aaarg... anybody remember T stop plates?

Jim


At 03:58 PM 7/24/00 -0400, Clompus, Dr. Richard [SLGUS] wrote:
>Mark,
>
>You wrote:  "And I think there is one out there with no aperture blades but
>a series of plates with perfect holes in them that you insert in for
>different F stops. Intriguingly hard core."
>
>Actually the Minolta TC-1 titanium point and shoot has such an arrangement
>for apertures.  It is a disc with a series of holes drilled into it.  To
>change apertures, you turn the edge of the disc.  It is very different from
>anything else out there today.  I'm not sure how much financial success
>Minolta has had with the design. 
>
>Richard
>
>Richard Clompus, OD
>Roanoke, VA