Rau

Emylar 5cm lens image by Daniel Herak  (Image rights)

E. Rau was a lens maker based in Wetzlar, Germany. It made microscopes and the Astro-Astan camera lens for the Feca Reflex SLR and the Emylar lens of the Ludix and Inflex.

Lenses

• E. Rau "Astro-Astan" 1:2.9 f=4,7cm (classic brass lens)
• Rau-Optik Wetzlar "Astro-Astan" 1:2.9 f=4,7cm (interchangeable camera lens)
• Rau-Optik Wetzlar "Emylar" 1:4,5 f=7cm (camera lens)
• Z "Emylar Anastigmat" 1:3.8 f=5cm (on the Inflex camera)