- Internal focus, focus clutch mechanism
- Rounded 9-blade diaphragm
- Stepless, de-clicked aperture ring
- Splashproof / dustproof
- Video-recording support
Micro Four Thirds System 20-50mm (35mm Equivalent) Aperture Range: f/1.7 to f/16 Three Aspherical Elements One UHR Element, Four ED Elements Internal Focus, Focus Clutch Mechanism Stepless, De-Clicked Aperture Ring Splash, Dust, and Freezeproof Design Rounded 9-Blade Diaphragm