Archived posting to the Leica Users Group, 1998/09/17

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: Re: [Leica] new Asph 90
From: Lucien <lucien@ubi.edu>
Date: Thu, 17 Sep 1998 10:55:44 +0200

jeremy.kime@bbc.co.uk wrote:
> 
> The interesting thing on the blurb from Leica about the new ASph lens and
> its element is that its ground rather than moulded, I wonder if this is
> because its made in Canada, Eric?
> 
> Solms have touted their moulding abilities over the last 2 or 3 asph
> releases but here it mentions the older technology in creating it, I
> wonder why that would be?
> Perhaps its too complex a shape or something, i don't know but I'll ask
> at Photokina.
> 
That subject was discussed in Leica Fotografie Int. few month ago.
That grinding technologie is the latest (partnership).
Because the blanc molding is not usable for larger lens element.
The R 35-70/4 is using that new technologie.

- -- 
Lucien