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Re: [Rollei] Why the 6-element lens for 3.5Fs

At 12:39 AM 5/2/03 +0200, Q.G. de Bakker wrote:
>In a conversation off-list i was told that the early (1951-1953)
>"Zeiss-Opton Tessars", contrary to later (post October 1953) "Zeiss
>Tessars", had very poor QC and quite inconsistent quality. They could be
>quite good. They could be quite bad.

That is bunk, as the assembly lines and control measures were identical.
The switchover was done over a matter of months and simply reflected a
changed engraving in the nummernschild.  I own a number of Zeiss-Opton and
early Carl Zeiss lenses and have never seen a bit of difference in their


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