The most modern of all the Photomic attachments for the Nikon F, allows mounting the lens with a right and left twist which engages the Photomic FTn finder, activates the automatic lens speed recognition of the finder, and sets the window display. The Photomic locking mechanism and the combined microswitch and battery tester were introduced in this model.
Film speed range: ASA 6 to 6400
Shutter speed range: 1 to 1/1000 sec., T and B
Shutter: titanium focal plane type
Flash synchronisation: cable and direct contact, synchronisation dial, 1/60th sec, for electronic flash
Motor drive coupling foe F-36 and F-250 motor drives
First production date: 1968, production ended 1974