The F2 also accepted the lighter, cheaper and less capable Nikon MD-3 motor drive.
Starting in 1976, Nippon Kogaku introduced the Nikon Speedlight SB-2 (guide number 82/25 (feet/meters) at ASA 100), SB-5 (guide number 105/32 (feet/meters) at ASA 100), SB-6 (guide number 148/45 (feet/meters) at ASA 100) and SB-7E (guide number 82/25 (feet/meters) at ASA 100) electronic flashes.