Tubes

Outer diameter OD [mm] 
0.45 to 1.5
On request from 0.45
Inner diameter ID [mm]
0.2 to 0.9
On request from 0.2
Length L [mm]
Max. 4 mm (OD < 1 mm), on request from ID 1 mm, length to 30 mm
Material
PIC151, PIC255, PIC181
Electrodes
Inside: Thick layer (silver), outside: Thin layer (silver) from 0.2 mm TH or PVD thin layer (CuNi, Au),
wraparound contact and segmenting possible

OD   Outer diameter
ID     Inner diameter
L      Length
P      Polarization direction