| Brand | Coatings | Product line | Model | Aperture (ƒ) | Focal range (mm) | Optical Design (Elements / Groups) | Mount | Image Size | Filter size(s) | Serial # | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mamiya | C | Sekkor | 80mm 1:2.8 N | ƒ2.8 – 22 | 80 | 6 / 5 | M645 | 6x4.5cm | Front: 58 | 144276 | Came with Mamiya 645E |
| Count: 1 |
