At present, during the demonstration process, teachers often need to put the computer beside them, while emphasizing the operation of the computer, and occasionally stand up to show… Therefore, the expanded teaching facilities are not only underutilized, but also have an impact on traditional classroom teachers. If you push the button control, the remote control…
Author: htpow
How powerful is the laser of the laser pointer?
Berlin-For many years, the mission of laser spacecraft to deceive pilots has been carried out all over the world. In 90% of the cases, the green wavy area uses power below the 5 millisecond pointer. Because of the lack of energy, it is difficult to…perceive the organic damage in front of your eyes. The same…
Never heard of a laser Pointers ?
In today’s situation, in order to improve the efficiency and efficiency of semiconductor chip devices, the performance of battery driven laser guns is sometimes much higher than the existing limit (model 2 or 2m laser). Short term exposure is considered harmless to the eyes. These radioactive sources are also sold as laser barriers, but the…
The development and basic principles of laser pointers
If you compare the green Laser pointer with the same powerful red laser, you will find that the green laser is about 10 times brighter. The first laser pointer used a miniaturized HeNe laser. However, only after cheap and efficient laser diodes appeared, laser pointers achieved a breakthrough in mass production. Before the advent of…
What is the difference between lasers with different colors
The more advanced science and technology, the greater the competitive advantage of new technologies. They replaced traditional processes and increased our productivity. Men are looking for a way to enter our lives. And this penetration into all areas we can reach has conquered our traditional beliefs and our unconscious lives. The laser rod also transmits…
Laser pointers are used as weapons.
Rio’s violent incident in Portland, Oregon has aroused domestic and foreign attention. This war has a unique weapon of injury, that is, conscious laser injury. The use of Laser pointer as a weapon violates the Geneva Convention because it can cause serious eye damage. However, Portland protesters are said to have used these against Leo….
The precautions for the use of laser pointers by minors should be announced.
Now, many people like to use a portable laser pointer as a toy. This equipment is often used in speeches. Recently, the US Food and Drug Administration (FDA) warned that lasers are being used through the MedWatch system. Although handheld laser displays may be harmful to the eyes, many people still suffer eye damage from…
How much do you know about the laser pointer market?
The Laser pointer market has been growing recently and is expected to continue to grow during the forecast period. This analysis provides a detailed market analysis. In addition to market information for statistical support and trade verification, it also contains information about future trends, current growth factors, concerns, facts, and history. The global laser pencil…
Have you heard of laser pointers?
The most important factor of a laser is the output power. The power of a portable laser is less than 5mw, while the power of a civilian laser can reach 5000mw (5w), but how much power is needed to make a “hot laser” hot enough? Laser patterns, also known as laser patterns, pointers, etc. The…
How powerful is the laser used by the laser pointer
There is no unified military needle or laser system. The Air Force, Army, Coast Guard, Navy, Space Force, ATF, Drug Administration, and police departments use laser beams for many practical purposes. We are not just talking about wars or open conflicts. Lasers are often used for military training of different spectrums and strengths rather than…