Heinz Marquardt
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"foto 03 - Questo schema proviene dal progetto originale di Heinz Marquardt e definisce la configurazione definitiva del nuovo obiettivo, che verra' battezzato . . ." 60mm f/2.8 Macro-Elmarit-R
Source - Marco Cavina
E. Leitz Photographic Patents by Heinz Marquardt
- 1961 APR 11 - WIDE-ANGLE LENS (9 / 7 - 8 / 6) with Eugen Hermanni, Otto Zimmermann and Hermann Desch (see 28mm f/2.8 Elmarit I)