Advantages and Application Prospects of White Laser
White light laser light source, short-wave laser light source and super-continuous laser light source compared to ordinary white light source (such as sunlight, incandescent, white LED lights, etc.), with high brightness, peak power, frequency coverage and other advantages, Research, defense, military, lighting, communication technology, information technology, industrial production, biomedical, environmental testing and other fields have a wide range of practical application value, received a strong concern.
White laser pointer as a new laser light source, with good direction, high energy density, super continuous spectrum, great bandwidth, flexible and diverse center wavelength, a high degree of time and space coherence and other advantages, Greatly expand the function and application of laser technology. White light laser or solar laser is completely coherent light of time and space, not only the laser beam is highly collimated, does not diverge, but also can focus on the very small area; between different colors and phase completely locked, by regulating these amplitudes and phases, can be arbitrary To change the time of the laser pulse shape, resulting in a very short pulse width (femtosecond and sub-femtosecond) laser pulse. Such a solar laser would have the potential to achieve the dual effects of focusing and convergence of light energy on time and space, releasing energy in tiny regions and extremely short periods of time, resulting in extremely high instantaneous power densities.
Laser has been widely used in basic scientific research, including physics, chemistry and materials science in many areas, need to laser and material interaction, to obtain the microscopic world of material information to understand the atomic, molecular and solid, liquid and other materials Material state and attributes, so as to achieve the goal of understanding and applying the microscopic world. Unlike conventional conventional lasers, white lasers have supercontinuum, ultra-wideband, completely coherent properties that make them play an important and irreplaceable role in many areas where ordinary blue laser pointer power can not be achieved. This application focuses on many domestic and foreign research universities and research institutions, economic and social benefits is very impressive.
Like ordinary lasers, white lasers can also be used in life science research and biomedical diagnosis and treatment. For example, as precision spectroscopy, ultrafast dynamic detection, confocal microscopy, flow cytometry and other technologies used in protein macromolecules physiological function of the study, the use of optical coherence tomography, Raman spectroscopy, nonlinear spectroscopy As a biomedical disease diagnostic tool; also as an increasingly popular tool for laser beauty, laser medicine, light and heat treatment. As a supercontinuum, ultra-wideband, the center wavelength adjustable white laser pen in many areas have a unique advantage.
Laser is both a carrier of information and a carrier of energy. Both features can be found in the defense and military areas of many applications. As a carrier of energy, lasers can be used in the manufacture of active infrared imaging and night vision, and can also be used as laser weapons with high directional energy for laser confrontation. In addition, you can use the principle of photoelectric effect, the use of small and medium energy laser on the enemy's satellites, missiles, aircraft and other flying objects sensitive components of green laser pointer damage and damage, in order to achieve the purpose of destroying enemy military targets. In this respect, ultra-continuous, ultra-wideband, high-power white laser has a unique advantage, because its photoelectric effect frequency window is huge, it is easy to a variety of optical sensitive devices (usually a kind of optical device has a sensitive wavelength) And chemical reactions. In addition, the white laser peak power is huge, and when the interaction with the optical sensitive devices resonate, will have a huge damage effect. This technique is particularly suitable for interference and destruction of enemy satellites.
Laser holography is a technique that uses a wide range of information to record and reproduce the shape of an object. The principle is to use the laser interference effect, in principle, to record all the information of the object (visual and dark information (ie, reflected amplitude information) and phase information ). The typical application is laser anti-fake and laser scanner (ultrasonic bar code used), ordinary holographic film using monochromatic laser to produce holographic stripes, if you can use color red laser pointer or white laser to produce holographic interference fringes, in principle, not only can reflect the object Contour information, and can reflect the color information. This is a true object of all-round information recording and reproduction technology. The technology not only greatly improved the amount of information contained in the holographic film, improve the reliability of laser anti-counterfeiting, increase the difficulty of information is cracked, and can truly reproduce the three-dimensional information and color information.
http://lasernzh.cuisine-spirit.com/unit-technology-laser-monitoring-and-control-287320.html
http://kamals21atl.ning.com/profiles/blogs/nominal-ocular-dazzle-distance
http://blog.htpow.com/2017/08/03/nominal-ocular-dazzle-distance/
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