Acquisition through open bidding procedure, articles 156 to 158 of the LCSP, of a laser assembly to develop a quantum pattern of optical frequency from an ion trap. The laser assembly shall consist of:- An ultra-stable laser of high power and fine spectral line at a nominal wavelength of 729 nm, to stabilize the reference frequency of the transition.- A laser assembly for the manipulation of ions:+ A continuous wave laser of 396.959 nm for the cooling of the Ca ion Unlaser of continuous wave for the first stage of ionization of Ca with wavelength: 422.792 nm.+ Two CW continuous wave lasers for repumping the Ca ion to 854.444 nm. and at 866,452 nm.

Acquisition through open bidding procedure, articles 156 to 158 of the LCSP, of a laser assembly to develop a quantum pattern of optical frequency from an ion trap. The laser assembly shall consist of:- An ultra-stable laser of high power and fine spectral line at a nominal wavelength of 729 nm, to stabilize the reference frequency of the transition.- A laser assembly for the manipulation of ions:+ A continuous wave laser of 396.959 nm for the cooling of the Ca ion Unlaser of continuous wave for the first stage of ionization of Ca with wavelength: 422.792 nm.+ Two CW continuous wave lasers for repumping the Ca ion to 854.444 nm. and at 866,452 nm.