Laser Pointer Pen--One Tool to Serve Various Purposes

Jan 25
08:48

2011

Asuka Jeong

Asuka Jeong

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We should be thankful to the researchers and scientists who invented a number of useful and innovative things to make this world a better place to live in.

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They contributed in the best possible way to make our life easy and simple. There are lots and lots of things that need to be mentioned. But as far as lights are concerned,Laser Pointer Pen--One Tool to Serve Various Purposes  Articles laser light is definitely a great invention. It can be called as a pointer, created to highlight on some item of interest by emitting a small bright light onto it. It is portable and useful. If you have any doubt regarding the effect caused by light, then you should relax as doctors and researchers have confirmed that laser pointers that have power less than 5Mw (5 milliwatts) are safe to use. But it is better to avoid pointers with power more than 10 milliwatts (10Mw) as it can cause serious damage to your eye. It is very essential on your part to keep the pointer out of the sight of the children.

There are number of areas where laser pointers are used. As many of us know and as discussed in the previous paragraph, laser pointer is used for pointing or highlighting something. It can be used for visual demonstrations, business and educational presentations. There are varieties of laser pointers for different purposes. Red laser pointers are suitable for any low-light situations or indoor activity. While designing the interior, you may need to point out something, but it is not possible to do with hand. In such case, red laser pointer is the best choice for you. Laser pointer pen is of great use. It is easy to use and carry. Green laser pointers can be used both for indoor and outdoor activities. It can be used for long distance.

Apart from the purposes mentioned above, laser pointer can be used in many other areas. For amateur astronomy, you can use laser pointer. Green laser beam can be clearly visible on a dark night. It can help in pointing on individual stars. Astronomers from far across the world use this type of laser pointers for concluding lecture parties or at star parties. Laser pointers are also found to be attached with telescope. This is done to highlight a specific location or a star. Laser alignment is easy.

Laser pointer pen is also used in the military area. Militaries use it to mark targets at night. By doing this, they ensure that they are not mistaken by enemy and friendly targets. Friendly targets are seen with IR emitting. But it is visible only to those using night vision instruments. Only a powerful laser pointer can be used to point on exact location or area of an enemy.

Commercial industries are also using laser pointers. Constructing companies make great use of these pointers. They use it for enhancing or ensuring the accuracy of showing or pointing specific distances.

Camping and hiking are two other areas where you can use laser pointer pen. It helps in scaring wild animals. It can also be used as a rescue signal in case of emergencies.