>> They must have been darn close to releasing that lens if it made
>> the general lens literature.
>
>Indeed. Besides, I have the 1973 OM System Lens brochure, which even has
>pictures of this lens (as well as of the 300/6.3 and the 18/3.5 with built
>in step-up ring). Hans made scans of these pages and put them on the e-SIF
>page (as you're aware, right?).
>
>I wonder why they cancelled them at the last moment, both would have been
>interesting lenses to have....:(
Maybe not a good performing (at least the 400)? I wonder if a 400/4.5 with
only 6 lenses can be fully
corrected, mainly for achromatic and spherical aberrations. The 300/4.5,
although a good performing,
is less good than lenses such as the 135/2.8.
Ralf Loi
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