A conversion lens that can be used for most PENTAX replacement lenses except some super -telephoto lenses and special lenses, and can double the focal length.The open F -number is two -stage darker, but the aperture control mechanism can be used and can be photographed by automatic program and shutter speed priority exposure.The feature is that the shortest shooting distance does not change.Lens focusing is a manual focus.- asbestos non -containing ROHS Directive Response J-Moss not eligible Environmental Self -assertion mark None Other environments and safety standards Radio Law Reference To not emit radio waves Telecommunications Business Law Because it does not have a communication function Electrical Equipment Safety Law Remarks Because it is not an electrical product Radio Law non -target Telecommunications Business Law non -target Electrical Appliance Safety Law non -target Legal Related Confirmation Date 20110909