| Focal Length | 12 to 40mm (35mm Equivalent Focal Length: 24 to 80mm) |
| Maximum Aperture | f/2.8 |
| Minimum Aperture | f/22 |
| Lens Mount | Micro Four Thirds |
| Lens Format Coverage | Micro Four Thirds |
| Angle of View | 84° to 30° |
| Minimum Focus Distance | 7.87" / 20 cm |
| Maximum Magnification | 0.3x |
| Optical Design | 14 Elements in 9 Groups |
| Diaphragm Blades | 7, Rounded |
| Focus Type | Autofocus |
| Image Stabilization | No |
| Filter Size | 62 mm (Front) |
| Dimensions (ø x L) | 2.75 x 3.31" / 69.9 x 84 mm |
| Length at Maximum Extension | 4.44" / 112.8 mm |
| Weight | 13.47 oz / 382 g |
.webp "M.Zuiko Digital ED 12-40mm f/2.8 PRO Lens")
