There was also a later 'Triotar' which I assume was a 3 element (as
opposed to the Tessar's four?) and appeard on the Rollei 35 LED
Andrew Fildes
afildes@xxxxxxxxxxxxx
On 29/07/2008, at 10:01 AM, Daniel Sepke wrote:
> The Tessar is regarded as #2 to the Sonnar but in practical use I
> doubt you
> would see any difference. There is a Xenar version but they are
> much less
> common and not as good optically.
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