| Title | Glazen 8 inch fresnel-lens, in originele verpakking |
| Object name | fresnellens |
| Inventory number | 2024.0107.TNW |
| Dating | 1965 |
| Maker | Edmund Scientific Corporation (producent) |
| Material | |
| Description | Glazen 8 inch fresnel-lens. In originele verpakking met etiquette met tekst: "Stock No 80,022 8" glass fresnel lens- heat resisting". Gemaakt door Edmund Scientific Co. |