Double Convex Lens, 300mm Focal Length, 3" (75mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs
| Country | USA |
| Brand | HZ |
| Manufacturer | HZ |
| Binding | Automotive |
| ItemPartNumber | HD394 |
| Model | HD394 |
| Warranty | 1 year |
| Size | Standard |
| UnitCount | 1 |
| UPCs | 747492776937 |
| EANs | 0747492776937 |
| ReleaseDate | 0000-00-00 |