Athena Focus Gear for Canon EF 16-35mm f/2.8L II USM Lens @compacthousing The Z Adapter MV 1/4-20UNC

The Z Adapter MV 1/4-20UNC can be attached directly on tripod screw hole of D Base SPS on the Grip Base D4

USB-C Bulkhead

A lens holder attached on Float Arm/Mega Float Arm/Mega Float Tube or on the "M5 Joint" installed on Stick Arm/Multi Ball Arm (*1) to carry 28LD series/LD series attachment lens to help comfortable multiple lens handling underwater

The Rubber Hood is securely attached on a compatible strobe via supplied dedicated aluminum sleeve which is screwed on the Strobe Light Shade mount screw on the strobe

Underwater Weight Slightly positive buoyancy in fresh water Cameras OM System TG-7

Athena Focus Gear for Canon EF 16-35mm f/2.8L II USM Lens @compacthousing The Z Adapter MV 1/4-20UNCThis focus gear enables manual focus adjustment for the Canon EF 16 35mm f 2. 8L II USM lens via the Athena Extension Ring 60 with Focus Knob when used with Sea&Sea MDX series or Nauticam dSLR housings. The focus gear is useful in the following situations: * When you shoot fast moving subjects, like dolphins under limited ambient light (dark environment), so auto focus does not function effectively. * When you shoot half in half out photos and would