Panasonic has issued firmware updates that add Dual IS technology to five Lumix G lenses.

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This update enables the internal stabilisation in the GX8 camera’s Dual IS system to   work with integrated lens IS technology to provide improved stabilisation.

The new firmware is available for the following lenses:

H-FS35100 (Lumix G Vario 35-100mm f/4.0-5.6 ASPH MEGA O.I.S.) (above)
H-ES045 (Leica DG Macro-Elmarit 45mm f/2.8 ASPH. O.I.S.)
H-FS12032 (Lumix G Vario HD 12-32mm f/3.5-5.6 MEGA O.I.S.)
H-FS45150 (Lumix G Vario 45-150mm f/4-5.6 ASPH. MEGA O.I.S.)
H-HS043 (Lumix G 42.5mm f/1.7 ASPH. POWER O.I.S.)

The new firmware for all these lenses can be downloaded here. Detailed information on how to install the update is provided on this page.