Rubycon's PMLCAP is adopted as a seismometer designed at Oxford University and goes to Mars on the probe InSight.

　PMLCAP is a surface mount type film capacitor that realized significant downsizing compared with conventional film capacitors by adopting innovative technology of forming electrodes and dielectrics by vacuum evaporation. PMLCAP has excellent frequency characteristics and temperature characteristics.

　This seismometer includes PMLACP manufactured by Rubycon / Rubycon Electronics inc.

    source：http://www.rubycon.com/