05.10.2016

Vacuum chamber was cleaned with dishwashing detergent

Discussion about the breadboard (M3 screw size, small passage for the light, aluminium) and spacer (3cm, plastic) for incouple and outcouple light from the cavity

Mounting (holes for countersunk head screws) was repaired

Countersunk head screws installed in mounting. Probably, screws made of V2A steel:

ToDo in Hannover:

Order and design breadboard (2x)

Order and design eccentrical spacer (1mm from centre)

Next time at PTB:

Clean the vacuum chamber with acetone

Drill holes in cavity breadboard

Test the M6 holes from vacuumchamber if all threads are deep enough.