We describe an erbium-fiber laser frequency comb that supports optical frequency synthesis at the millihertz level, or fractionally as 3×10-18 τ−1/2, by ensuring all critical fiber paths are within the servo-controlled feedback loop.
© 2017 Optical Society of America
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription