Why you need a Menlo Systems Optical Frequency Comb:

Menlo Systems’ FC1500-250-ULN is the best optical frequency comb ever. With an unprecedented 10-19 frequency uncertainty throughout its entire spectral range it is the first clockwork that guarantees highest precision standards for today’s most demanding applications including optical clocks. See our latest film for more information about the outstanding performance of the FC1500-250-ULN!