johnnypanic Messages 3,599 Name John Edit My Images Yes 28 Sep 2014 #2 Coppperhll sensor cleaning kit is very good. Google search should show up some UK sellers.
gramps Messages 45,301 Name 'Gramps' Edit My Images No 28 Sep 2014 #3 Eyelead sensor gel stick - easy and effective
andyred Messages 11,116 Name And Edit My Images No 28 Sep 2014 #4 I've used and recommended the Lenspen SensorKlear