Set of extension tubes for OM mount adapted to Sony-E camera

Extension tube consisting of:

1.- Adapter from 4/3 bayonet mount to Sony-E mount

2.- 4/3 mount extension tube made up of a 4/3 male mount to a M57 female thread, a 4/3 female mount to a M57 male thread and M57 male-female sandwich tubes

The measurements of the tubes are respectively: 7, 14, and 29 mm

3.- OM to Olympus 4/3 bayonet adapter

4.- Kenlock extension tubes mount OM System (reflex reel) 12+19+26mm


The length of the tube can be adjusted depending on the segments inserted, being able to achieve 8 combinations with the 4/3 tube. (87-80-73-58-66-51-44-37) and 7 combinations with the OM tube (12, 19, 26, 31, 38, 45 and 57mm)


Very suitable for close-up photography in an economical way with great quality.

The Four-Thirds 4/3 mount (FT Four-thirds) is very suitable for interconnections between different mounts. It has a very versatile size of around 6cm in diameter, a balanced fit and quick to uncouple, with a great variety of adapters at a low price.