Athena Extension Ring 70 with Focus Knob (Sea&Sea DX/NX Mount) @housingoring Lens cleaning wiping cloth

Lens cleaning wiping cloth

[middle] or [low] positions

Beam Angel:150 degree

Precise S-TTL mode & 12 step Manual

Other features include the EV

Athena Extension Ring 70 with Focus Knob (Sea&Sea DX/NX Mount) @housingoring Lens cleaning wiping clothAthena Extension Ring 70 with Focus Knob, provides manual focus for compatible zoom lenses. Compatible Housings: MDX series housings. Compatible Lenses: Nikon AF S Nikkor 16 35mm F 4G ED VR (Optional Athena FG 16 35n A focus gear required) * Compatible focus gear required for manual focusing (can be used in conjunction with a compatible zoom gear). * Until now, auto focus has been the only option available when using a zoom gear. With the Extension