9 Scientific apparatus and instruments, namely, sensors, field emitters; photographic apparatus and instruments, namely, photosensors; optical apparatus and instruments, namely, filters, saturable absorbers, polorize laser, reverse saturable absorber; measuring apparatus and instruments, namely, sensors; Instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, conductors, resistors, capacitors, transsistors, photovoltanic cells, electrodes, diodes, ems shields; Components made of carbon for electronic apparatuses, namely, conductors, resistors, capacitors, transsistors, photovoltanic cells, electrodes, diodes, ems shields