Focus gears allow access to the mechanical zoom function of many lenses. Use of these gears may require specific port extensions and may not be available for all housings and lenses.
This focus gear is specific for the Panasonic LUMIX G X Vario 12-35mm F2.8 ASPH. POWER O.I.S. lens.
NOTE: This focus gear is designed to be used with SKU #36164 6" Wide-Angle Dome Port with Focus Knob.