Laser Operation

Posted by The Popular News Today on Wednesday, January 25, 2012

By Chidi Onukwubiri


The laser technique was first developed in 1960, considering that then it has been developed for use in diversified industries around the world. unit technique had such an impact on a variety of field due to the accuracy and precision we are able to obtain by using laser beam integrated devices. It was first used by the defence department for making weapons with precision striking capability. Now they are being used in the field of aerospace, electronics, medical and biotechnology. The use of laser device is also apparent in the advanced fields like tissue and cell reconstruction and DNA analysis. Use of laserlight has enabled us to manufacture item with exact dimensions. Precision engineering has become a reality due to the development in the field of laserlight techniques.

Different sorts of lasers

There are different varieties of laser devices like gas laser device which work on the principle of gas discharge. chemical laser beams can produce a large amount of energy powered by detergent reaction; these powerful laserlights have found its use course of warfare. Solid-state laser beam produce amplification of light by employing a crystalline rods which are embedded with ions for producing required energy states for emission of radiation. Excimer laser works by using an exited dimer molecule and electric discharge. Fibre laserlight works on the precept of total internal reflection by a optical fibre. Then there are other units like photonic crystal laser, dye laser device, bio laser, free electron laser and bio laserlight.

unit Technique Applications

laser device technique is being vastly used in the arena of medicine especially for bloodless surgical treatment, surgical treatment, eye treatment, kidney stone treatment, cosmetics and dentistry. In industries laser beam technique is used for cutting, welding, marking, non-contact measurements etc. units are used by the law enforcement for finger print detection. Use of laserlights in military involve target marking, guiding missiles and for blinding enemy troops. It is widely used in the field of research and development. There are electronic devices which work using unit engineering like optical players, laser device printers, barcode scanner, holograms, thermometers, and laserlight pointer. There are laserlight light shows arranged using this technique.

Let us look into some of the common laser techniques that we hear very frequently

A barcode scanner is one of the first devices to put into action laser beam technique in it. It is an electronic device which reads barcode working with a unit beam. It consists of a laser light and a photodiode placed at the end of a handle. A beam of laser beam falls on barcode and some part of the laser is absorbed by the black lines of the barcode and the rest is reflected. This is detected by a photodiode which gives this feed to software which identifies the product. Barcode scanners are being used in all shops for identifying and billing products.

Military has used laserlights to increase the accuracy of its missiles. The use of laser technologies has made intercontinental missiles to be accurate even within inches of the target. A green bright laserlight torch is being used by military for blinding and daunting the enemy troopers. This laser beam is of high depth wavelength, if it is pointed to a person he becomes virtually blind in light. This provides chance for the troopers to attack or to make their move.

Another commonly heard laserlight integrated technique is laser hair removal. Many women have undesirable hair in their face and body, they shave or wax to get this hair clear awayd. These are but only temporary techniques of hair removal. The use of unit beam solves this problem permanently. A powerful tiny laser light beam is concentrated onto the root of the hair which burns the root and eliminates that hair for life. This is also done by men who do not like hair in their body and face.

laser treatment techniques in dentistry are gaining more and more popularity in these days. The age old techniques of drilling, cavity removal, cleaning is all done with the help of laser s. Use of laser technique has significantly shortened the time taken for the process. The odds of errors are minimal as there are no mechanical devices. It is the laser which drills your teeth so that there will not be any cracks formed. laser device dentistry procedures for teeth include detection of cavity, tooth fillings, treatment of sensitive teeth and teeth whitening

Obesity is a problem which is worrying a lot of people at this time. Lipolysis techniques are employed with units to eliminate undesirable fat deposits from particular areas of our body. There are many benefits for unit liposuction over other normal processs. The main benefits are minimal scarring, minimal soreness, and no stitches required, less traumatic, clean and almost painless.

lase rlight technique employed for kidney stone removal is done working with a device called ureteroscope. It is passed into the urinary bladder through urethra. After locating the place of the jewel, it is destroyed utilizing a laser beam beam introduced through the ureteroscope. The pain involved in the method is lot less than bearing with the jewel. The method will be over within make a difference of a few minutes and the jewel particles will be eradicated through urine.

It is not easy to comprehend all the uses of unit technique for us. The number of institutes which research to find further uses of laser is on the rise. When laser was Developed it was said "solution looking for a problem," but now it has become an inevitable necessity for us humans.




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