INON MRS EXT. Ring 54 @fluorescencelight This bulkhead fits into an

This bulkhead fits into an M16 threaded accessory port

Available with USA

Effective Length: 38mm / 1

The diving supplies is designed by 4 high quality optical glasses

INON MRS EXT. Ring 54 @fluorescencelight This bulkhead fits into anAn Extension Ring for Canon "RF15 30mm F4. 5 6. 3 IS STM" employing the S MRS system, where zooming operation is controlled by the magnetic attraction. Attaching "S MRS Zoom Ring RF15 30" on the camera lens enables zooming and attaching "S MRS Focus Ring RF15 30" enables focusing by turning the Control Ring on the Extension Ring. Slide the Control Ring on the port to instantly switch between zoom focus operation. The housing side has the same M96