The JJC PL-ZL1 Lens Zoom Lever for Panasonic Lumix G Series Lenses gives you greater control when operating the zoom in movie mode. This band fits around the lens and requires only 70% of physical power for light touch zooming. This accessory will come in handy whether the camera is handheld or mounted on a tripod.
Panasonic 7-14mm f/4.0 Lens / Panasonic 14-42mm f/3.5-5.6 Lens
Panasonic 14-45mm f/3.5-5.6 Lens / Panasonic 14-140mm f/4.0-5.8 Lens
Panasonic 45-200mm f/4.0-5.6 Lens / Panasonic 100-300mm f/4.0-5.6 Lens