crookedindifference: Nikon F3 NASA: Space Nikon Presumably the NASA F3 was intended for US space shuttle flights. From time to time they are sold off surplus, usually in combination with specially NASA marked MD4 motors and 250 backs. Production is less than 100, but that is just my guess, not official information. In any case, it is safe to say the NASA F3 is among the rarest Nikons.

crookedindifference:

Nikon F3 NASA: Space Nikon

Presumably the NASA F3 was intended for US space shuttle flights. From time to time they are sold off surplus, usually in combination with specially NASA marked MD4 motors and 250 backs. Production is less than 100, but that is just my guess, not official information. In any case, it is safe to say the NASA F3 is among the rarest Nikons.