Olympus Digital 1.4x Tele Converter EC-14 lens mount_Mamiya RZ you can not

you can not

The Visibledust Magic Cleaner microfibre lens cloth is a large 320x380mm cloth that you can use as-is

with minor cosmetic wear

but there's an electronic diaphragm in there for full compatibility with EF mount cameras

Olympus Digital 1.4x Tele Converter EC-14 lens mount_Mamiya RZ you can notThe Olympus Digital EC 14 is a 1. 4x tele converter for Four Thirds digital SLR cameras and select lenses (check your lens user manual to be sure.) It provides a 1. 4x boost in focal length, steals one stop on light, and preserves autofocus in most situations. Light cosmetic wear, good function. Lens and camera are sold separately. PLEASE NOTE: This teleconverter is for the Four Thirds digital SLR system, not the Micro Four Thirds mirrorless system.