Nikon SC-29 TTL Sync Extension - Description:
The Nikon SC-29 Off Camera AF TTL Cord, which mounts to the camera's hot shoe, enables an attached Nikon SB-800 flash to accurately autofocus in low light when placed on a flash bracket, for beautiful shadowless lighting. · The cord in corporates a new AF Illuminator at the mounting point that overrides the Nikon SB-800's AF Illuminator, completely eliminating any possibility of autofocus discrepancies when using the SB-800 off camera. In addition, the Nikon SC-29 Off-Camera AF TTL Cord and the SB-800 Quick Recycling Battery Pack can be used as an off camera master controller in a Multi-Flash Set-up