Home / Accessories / iCare Tonometer Probes / iCare tonometer probes (TP01) (Non-Member) iCare tonometer probes (TP01) (Non-Member) Box of 100 iCare tonometer probes. The TP01 tonometer probes are compatible for use in the IC100, IC200 & TA01 iCare tonometers. Standard price for non SightCare members.