Active Laser Beam Stabilization

Once solely a research tool the laser is now an enabling technology for a wide range of applications in semiconductor manufacturing and inspection industrial marking materials processing biomedical systems reprographics information display and telecommunications.

Active laser beam stabilization.

The stabilization of laser beam pointing is critical for many applications such as interferometry and laser material processing. Download citation cmos cameras allow robust active stabilization of laser beams components such as a psd with a single 9 9 mm element a quad cell with four 1 5 1 5 mm element and a. Active beam pointing stabilization techniques have been demonstrated but they exhibit limitations when used in single shot systems. Fast steering mirrors improve active beam stabilization.

The power of a laser beam and in fibre laser devices using spectral beam combining. Active laser deployed on the uss ponce amphibious transport ship. Video image courtesy of cnn us navy. A laser beam from one optical table is directed onto the center of the first fast steering mirror fsm 1.

Line of sight stabilization and. Designed for accuracy reliability and ease of use the guidestar ii system is the answer to laser beam drift correction for the most demanding laser applications. Simple settings menus allow complete control of a wide range of camera and beam stabilization parameters including. The rp photonics buyer s guide contains 20 suppliers for laser stabilization devices.

Actuated mirrors adjust the laser beam to any direction defined by position sensitive detectors. Basak k bahl r k sharma p banik a. Menlo systems offers ultrastable frequency stabilized lasers at basically any wavelength. The working principle of our beam stabilization is shown in the figure.

Passive damped optical tables. Means of active beam stabilization between two optical tables. A passive method for beam pointing stabilization based on image rotation and sum frequency generation is presented and is capable of. We supply fully characterized systems with linewidths 1 hz and allan deviations of 2 10 15 in 1 s as well as modules and components allowing for state of the art systems tailored to your.

As the beam crosses to the second table it passes through a beam sampler bs 1 where a small portion of the beam is directed onto position sensing detector psd 1 of the. Springer proceedings in physics vol 166. The system stabilizes the position in real time which means an active compensation for internal and external vibration sources as well as fast and automated correction of laser. 2015 demonstration of active laser beam stabilization in closed loop for free space optical receiver.

The company plans to develop a family of laser weapon systems capable of various power levels tailored to address.