Title :
Iodine stabilised diode laser at 633 nm
Author :
Merimaa, M. ; Talvitie, H. ; Hu, J. ; Ikonen, E.
Author_Institution :
Metrol. Res. Inst., Helsinki Univ. of Technol., Espoo, Finland
Abstract :
A diode laser has been frequency stabilised to I/sub 2/-Doppler free absorption signals. Relative frequency stability of 5.10/sup -12/ is reached at an integration time of 100 s. This compact setup provides good possibilities of implementing a portable frequency standard.
Keywords :
frequency standards; hyperfine structure; iodine; laser cavity resonators; laser frequency stability; optical saturable absorption; semiconductor lasers; 633 nm; Doppler free absorption signals; I/sub 2/; I/sub 2/-stabilised diode laser; compact setup; coupled cavity; frequency locking; frequency stabilised; hyperfine structure; portable frequency standard; relative frequency stability; saturated absorption; weak optical feedback; Diode lasers; Frequency; Gas lasers; Laser beams; Laser feedback; Laser tuning; Lenses; Microoptics; Optical feedback; Optical polarization;
Conference_Titel :
Precision Electromagnetic Measurements Digest, 1998 Conference on
Conference_Location :
Washington, DC, USA
Print_ISBN :
0-7803-5018-9
DOI :
10.1109/CPEM.1998.699833
