High Accuracy High Resonance frequency noncontact AFM probes HA_HR series with Au conductive coating, each chip has 2 cantilevers, resonant frequency 380 kHz / 230 kHz, force constant 34 N/m / 17 N/m.
High Accuracy NonContact AFM probes HA_NC series with Au conductive coating, each chip has 2 cantilevers, resonant frequency 235 kHz / 140 kHz, force constant 12 N/m / 3.5 N/m.