stainless steel probe with seven 330µm glass fibres:

one central fibre with 0.8mm nylon cladding
connected to F-SMA plug
free fibre length: 5cm

six additional fibres with 0.8mm nylon cladding
connected to F-SMA plug
free fibre length: 40cm

incl. F-SMA coupler
Sonde R7  (Art.No.: LIFAR701) with
raspberry spegg (Art.No.: LIVIS2210):