introduction of the F2 to replace the aging Nikon F a new 250 exposure
film back was also introduced, the MF-1. The MF-1 works only in
conjunction with the MD-1 or MD-2 motor drive and MB-1 power pack. This
set up has the MF-1/MD-2/MB-1 combination sporting a Micro-Nikkor 55mm
f2.8 Ai lens and PK-13 auto extension tube giving a 1:1 image (1X, Life
sized). An AS-1 flash adapter is mounted over the rewind knob.