MFMR 
[f_o: 75 kHz , C: 2.8 N/m ] 
Pointprobe® Silicon AFM Probe, 
silicon cantilever for Magnetic Force Microscopy
tip side: cobalt alloy coating (hard magnetic)
backside: reflex coating

S-MFMR 
[f_o: 75 kHz , C: 2.8 N/m ] 
Pointprobe® Silicon AFM Probe, 
silicon cantilever for Magnetic Force Microscopy
tip side: soft magnetic thin film
backside: reflex coating