SEA & SEA ZOOM GEAR FOR SONY FE 16-35MM

Sea & Sea FC Zoom Gear: Sony 16-35mm f/4 Lens

When the Sea & Sea FC Zoom Gear is used with the “ML-NX Conversion Ring 30 and Extension Ring with Focus Knob” on Sea & Sea Sony Mirrorless interchangeable-lens camera housings, the knob on the extension ring controls zooming.