RAFCamera M65x1F-Pentax 645 adapter brand_Minolta This is a high-end Micro

This is a high-end Micro Four Thirds camera with a 20mp sensor

even at f0

The very large camera mounting platform (about 10x17cm) makes this head well suited to use with large format cameras that need a bit of extra base support

5 lens is an unusual "transitional" Elmar lens with a serial number that theoretically falls in to the Hektor range

with minor wear on the rear padding

RAFCamera M65x1F-Pentax 645 adapter brand_Minolta This is a high-end MicroAccording to RAFCamera, the M65x1F Pentax 645 adapter ring is designed to mount "Chinese focusing helicoids" on a Pentax 645, useful for attaching projector lenses. RAFcamera's listing with more information is here. Please note that helicoids are sold separately.