| Loại | Manufacturer |
|---|---|
| Trang web | https://www.optek.com/index.htm |
| Số điện thoại | 49-(0)201-63409-0 |
| Địa chỉ | Emscherbruchallee 2 Essen 45356, Germany |
optek has been primarily focused to the development production marketing and support of high performance in-line photometric analyzers for industrial liquid and gas-processing applications.