From Leica Wiki (English)
- Code names - COOED 16670
- Production era - 1938-c.1950
- Type - Short focusing mount for screwmount Elmar (I) f= 9 cm 1:4 used with OORES. The Elmar head (shown ghosted) unscrews and then the COOED is usable in other focus mounts.
- Inscription - Univ. Repro. Elmar 9 cm
- Reference - Pages 58 & 59 of Dennis Laney's Leica 1984 Accessory Guide courtesy of Mike Butkus.
- Forum discussion