CONTACT PERSONS
| Management | |
 MICHAEL HELKER Business Manager Product manager for fresneloptics Phone: + 49 (0) 6131 58089 0 |
 HORST GRODE Business Manager Product manager for optical filters and polarizers Phone: + 49 (0) 6131 58089 0 |
| Customer Service | |
 SABINE SOLLINGER Customer service manager Phone: + 49 (0) 6131 58089 28 |
 MICHAEL BRACK Bookkeeper and customer service Phone: + 49 (0) 6131 58089 26 |
 STEFANIE BECK Customer service Phone: + 49 (0) 6131 58089 24 |
 NHI KAPPES-NGUYEN Customer service Phone: + 49 (0) 6131 58089 27 |
 NICOLE SIMON Customer service / Purchasing Phone: + 49 (0) 6131 58089 24 |
 NICOLE GRODE IT / Organisation Phone: + 49 (0) 6131 58089 24 |
| Production Management | |
 REINER LINDROTH Production manager and quality control Phone: + 49 (0) 6131 58089 20 |
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