DESC: KENKO AF 2X Teleplus converter MC7 gives you the "IMPACT OF POWERFULL EFFECT" and also your lenss focal range will be greatly increased. KENKO AF Teleplus converter has genuine Gate Array IC. It means that not only the Telepluss own unique data, but the entirety of data set from the camerabody, needless to say full linkage is also provided for electronic flash photography. Full AF linkage with Teleplus is possible with camera lenses with open aperture of F4 or brighter (Manual focusing is required when using lenses with smaller open f-stop value than those given above.)