Expanded Specifications Olympus M.Zuiko 20mm f1.4 PRO Lens
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| Focal Length Range | 90mm |
| 35mm Equivalent | 180mm |
| Angle of View | 14 |
| Minimum Focusing Distance | 0.224m |
| Maximum Aperture | f/3.5 |
| Filter Maximum Aperture | 62 |
| Minimum Aperture | f/22 |
| Maximum Image Magnification | 2.0x (Micro Four Thirds) / 4.0x (35mm format) | Teleconverter MC-14: 2.83x | Teleconverter MC-20: 4.00x |
| Diaphragm | 7 (Circular aperture diaphragm for natural background blurring) |
| Lens Function Button [L-Fn] | Yes |
| Lens Sync IS | 5-Axis |
| Lens Coating | Yes (Fluorine Coating) |
| Filter Diameter | 62mm |
| Dimensions | 136mm Length | 69.8mm Diameter |
| Weight | 453 |
| Type | Fixed Focal Length |
| Weatherproof | Dustproof, Freezeproof, Splashproof |
