User blogs

Laser shot tester Adjusting optics, be it a RedDot or a scope / riflescope, can be very time, BB and nerve consuming! The adjustment wheels for height and side are not labeled in the same way and are therefore misleading. An "R" can mean "to the right" but also "when shooting to the right", that is to say move the target green laser pointer to the left or to the right. If you are alone, the "shooting - checking - lowering - screwing around - shooting - checking - lowering - screwing around - ..." is very tedious.A shot tes... more

In daily life, the eco-friendly red laser pointer is usually an excellent device for display. The environmentally friendly laser pointer is not only an excellent entertainment gadget, it can be used to burst balloons, soft matches, melt plastic and rubber, and reduce electrical straps. Usually environmentally friendly laser pointers can be used for presentations in business meetings, lectures and discussions. The environmentally friendly laser pointers produced by elite professionals play a huge role in today's military ar... more

Lasers are used for a variety of purposes, including pointing out objects during demonstrations, aligning materials on construction sites and homes, and doctors performing cosmetic and surgical procedures. Many items you encounter every day use lasers, including CD and DVD players, barcode scanners, dental drills, laser-guided tools (such as levels), and laser pointers. On the contrary, it is very convenient to connect to the DC input power supply. This high-power 532nm green laser module is mainly suitable for precise poi... more

There are many types of laser pointers, and they are also more useful. They are generally used as an indicator. For example, when presenting some documents, you can use it to focus on the target. The functions and prices of such products on the market vary. How to choose a safe and qualified laser pointer? LD (bulb) quality, lens quality, laser crystal quality, laser 20000mw power, etc. must be carefully checked to avoid affecting the quality of the laser pointer. Now we can see that many university teachers and teachers... more

Evolution ensures that our eyes are fully adapted to sunlight. This contains more green areas, so our visual organs are more sensitive to green, which is why the green grass standing on the viewing platform is easier to attract the eye than the brown-blue water in the same environment. The light of the green laser pointer is easier to recognize than the blue one. Therefore, the blue laser pointer must emit much brighter light than similar Rechargeable Laser Pointer, which is why in the case of poor quality, the upper limit... more

Use the Rechargeable Laser Pointer to aim at the eyes of people and animals, and use laser to illuminate airplanes, airships, cars, etc. In many countries, these powerful laser pointers are also used for pistols and other sights, so I think that a person who is irradiated in the dark will be shot by a pistol robber, so I use my pistol to defend against the source of irradiation. Shooting, laser The pen bullet hits the prankster to drive away the crow (laser sight) Even if you point to the delicate part hit by the bullet, ... more

In the teaching process, multimedia teaching is becoming more and more common. The teachers almost stopped giving out signs. They all use Laser pointer for training. The laser is positioned to warn the students. However, there are too few laser Pointers available. Classes often have to bring many things, including laser Pointers, USB sticks and tape recorders to support the teaching. Multimedia page of laser pointer, including sending module and receiving module; Transmitting module, including laser generator, flip devic... more

Laser quenching is a surface hardening process. It can only be used to cure iron-based materials. That is, steel and cast iron with a carbon content of more than 0.2%. In most cases, the laser beam heats the metal surface to near its melting point (900-1400 C) to solidify the workpiece. Even if it is 8 times, it may not be a problem, but if you compare the same 1mw, for example, the difference is obvious. There are more than 2W. Generally sold laser pointers are below 1mW, so the output is as high as 2000 times. Moreover,... more

Among the different color blue laser, choose the most powerful one that can be ignited. Regardless of color, including (green laser, red laser, blue laser, blue-violet laser). If the actual power is enough 50mw, and the laser pointer is a focused laser, it only takes 15 seconds to burn, so the laser pointer has the maximum power. The color of the laser beam is determined by the wavelength of the light emitted by the laser diode in the laser pointer. Our green laser pointer emits only green light. Green is the most obvio... more

Green laser pointers with laser class 4B should only be provided to people who have proven that this person can use the device responsibly. For example, a friend of mine obtained a laser officer certificate before touching the green laser pointer. Just because it is dangerous. Laser sight uses high-energy laser and high-efficiency production to make products, equipment and service life with characteristics for people. At present, blue laser equipment has changed from a traditional development model to a high-tech equip... more

In our country, there is no clear legal regulation on whether Rechargeable Laser Pointer are prohibited. In theory, they can be taken on airplanes. As for self-defense. It depends on your purpose. If the laser is blinding for a short time, it can be above 100 milliwatts, but 500 milliwatts or less is recommended. The high-power laser pointers on the market are generally large and bulky, and they are generally used for heat dissipation. It's all pure metal. The green laser pointer is different from the ordinary red laser p... more

Even at very low power, the green laser pointer and the green laser are more visible than the red high powered laser. This is because an ordinary green laser pointer emits a monochromatic 532 nanometer beam very close to 550 nanometers, which is the most sensitive wavelength of the human eye. In short, green light is easier to see than red light. But is the green laser pointer dangerous? Are they more dangerous than blue laser pointers? This is a good question to ensure the safety of students and understand some scientific ... more

The 20mw laser pointer provides a powerful Rechargeable Laser Pointer beam with an unusual star pattern. The design of the body is easy to carry, but the head of the device is reduced in many practical applications. In some cases, this laser pointer can provide entertainment. The laser pointer uses the laser as an educational tool. Since the length is determined by the length, you can also use PPT slides. For example, you can replace the pointer tool with such a direction, and you can specify the distance. Today, most re... more

I made a red laser pointer. But it was sudden. This is the finished product. I used to scrape and drill holes with brass on a school lathe. Once the intensity of the light pulse was increased, the scientists took a step forward, regardless of the undesirable effects that this usually causes. In addition to children, because the crew increased the power, they also reduced the reflectivity of the mirrors used in the equipment. It is divided into two because it allows you to adjust the focus. Researchers believe that the ... more

Due to the limitations of the existing technology of laser diodes, even in today's world, high-power Rechargeable Laser Pointer equipment is absolutely necessary, and it is a strict requirement of existing military, medical research and laboratory experiments. In addition, even when relaxing with balloons, plastic or rubber, cutting electrical tape, and lighting a cigarette, this wonderful gadget is famous. People can often use this mental power to pursue gadgets such as explosions, diving, and temporary lighting. Among al... more

Laser Weapon is a kind of directional energy Weapon which attacks the target by using the Laser beam fired along a certain direction. It has the excellent performance of fast, flexible, accurate and anti-electromagnetic interference, and can play a unique role in photoelectric countermeasures, air defense and strategic defense. Unlike a scene in a science fiction movie, it produces a red laser pointer beam that the naked eye can only see the damage to the target after it is hit, but not the actual beam. Laser weapons from ... more

Triangular pyramid red laser pointer, including laser pointer body, built-in circuit, laser pointer body is equipped with laser, wireless charging coil, light sensor, PPT display, shell, pen head retractable button, touch screen contact, pen head, touch screen contact cover, Laser pointer handheld terminal, the built-in circuit is equipped with electric and magnetic conversion modules, wireless charging modules, batteries, main control circuits, wireless network modules, storage modules, single-chip microcomputers, pow... more

However,3w laser pointer are almost useless in the broad entertainment industry except for real pointers, and in many places, access to people who have pointers is prohibited as a potential hazard. In rare cases, laser gloves worn by professional dancers in stage performances can be seen, sometimes used as pointers. Unlike pointers, they usually produce low-power, highly divergent beams to ensure eye safety. Once or twice, these clues were used by magicians as props for magic performances. Green light is smaller than r... more

In general, the output of laser pointer 5000mw pointer should be designed with a 0.5mm fine line and a working distance of 0.5m. To ensure the red line is super sharp, the green laser pointer is always equipped with optical glass lenses. This certified 2000mW high powered laser pointer consistently performs best on clear and accurate target surfaces. This energy transfer requires only a fraction of the colors of the solar rods (red and blue). However, the scientists found that red and blue lasers worked better. Our laser ... more

FIELD OF THE INVENTION The present invention relates to the technical field of wireless control laser pointer and multi-user spot recognition technology for projectors, and in particular to a wireless control laser 20000mw that can identify users and can be used in combination with multiple users Technical field of pen and recognition system. Projectors and computers have been widely used in multi-person meetings, business presentations, multimedia interactive teaching, military decision-making and other occasions. In these... more

The structure of the red laser pointer is the simplest. The reason why it is simple is that the red laser pointer is basically just a diode with battery as the energy source. And there are laser diodes that generate this wavelength. The red laser pointer first appeared in the 1980s. It is a large and heavy device worth hundreds of dollars; it is very small and very cheap. The word laser should be familiar to you. Laser production We often encounter lasers in our daily lives, such as laser 20000mw pointers used in classroo... more

Focus adjustment: This is a good choice when you want to widen or shrink the beam. This is ideal for Burning Laser Pointers because you can focus the beam to increase its intensity or use it for applications such as goose control to widen the beam. In optics teaching, the advantages of using a laser pointer as a light source are that it is light and portable. The pen can be moved arbitrarily in the hand, which is very convenient. Because of the high power density of the laser, the thin beam and the small divergence angle, t... more

It is understood that this year's CCTV 3.15 party experts have a laser pointer Infraot with a power of 4500 milliwatts. The moment the laser launch is turned on, a dozen balloons are lifted up. It took a while for the Burning Laser Pointers to aim at the dark clothes and found a hole in the clothes. The infrared laser pointer shone on the match head, and after a while, it burst into flames. The power of the laser diode is mainly used to generate a single-wavelength excitation resonator beam, that is, the intensity of t... more

This technical genius built it all in one hand. A miracle found in the video. The YouTube user used a robot toy on which he placed a 2W laser, which is a very powerful accessory used in the industrial field. Remotely controlled, this machine can burn paper and even explode inflated balloons. As the boy said, this laser can also cause great damage to the eyes, so you must wear appropriate glasses when using it. Laser pointer Green is the laser pointer color of choice for astronomy, because green is the most obvious green... more

It is said that the Gatling laser gun can hit the drone from 500 meters away. Lasers can also detonate explosives and shells, make sensors on other ships malfunction, and even burn holes in smaller ships. The high-energy laser effector has the advantages of high precision, scalability, suitable for a variety of combat situations, and can be used on land and sea, etc., and will occupy an important place in the future armament family. This Laser Pointer seems to give people a very powerful feeling. In fact it is really po... more

The laser-treated surface makes the workpiece more resistant to load. Laser quenching, melting and coating improve the load-bearing capacity of the workpiece. Improve the hardness and toughness, change the surface structure and generate pressure tension or protective coating on the surface. Laser marking and laser pointer 5000mw micromachining can also change the surface of the workpiece. The principle of laser quenching: the laser beam heats the surface of the metal and quenches it to increase its hardness. The advantage ... more

Some people are high power laser pointer enthusiasts, they have everything from the main product to the place where they get it (maybe they made it themselves). If you have never seen a laser pointer, you may not have read this article, but as you know, most of the lasers used in laser pointers are red or green. This is because it depends on the color of the laser diode that generates the light. As red, green, and blue (RGB: the three primary colors of light) three light-emitting diodes are widely used in various fields, i... more

For most yellow high power laser pointer lovers, the most common device is the green laser pointer. Due to the high power consumption and high beam visibility and brightness, the green laser pointer not only allows many of us to enjoy and comfort, but it is also one of the most popular gadgets in the world. From a radiation point of view, this is the most common and most often the most important aspect is the potential laser pointer. It is important to compare different colors and laser pointer output, because everyone has... more

The laser flashlight is a semiconductor laser. The reason why it is different from the 3w laser pointer is that its volume is easier to dissipate heat. The laser module is directly connected to the aluminum flashlight shell to contact the Q-Line fiber green semiconductor laser flashlight. Generally, the flashlight module is relatively thick. Is the eye injury caused by the laser pointer appear immediately or later? High-power laser, direct sunlight with sunglasses or dangerous sunglasses can only block the glare, and the... more

If you want to buy a 2000mw laser, pay attention here. Generally speaking, there are low-power and high-power laser pointers. According to people's needs, various laser pointers have appeared one after another. Considering safety and practicality, low-power laser pointers are more practical in daily life. For example, the 20mw laser pointer I want to introduce is like this. It looks like a pen and makes you feel close. The risks of different types of lasers Laser classification is divided into different power sectors, ran... more

Camping is a fun activity, you can be your beautiful family here. The Green laser pointer is an important tool you should buy so that you can enjoy your vacation. It is one of the most important emergency equipment you should carry on a camping trip. High-power laser pointers are provided to help store the production of life, they hover and are bright enough to make the animals bright enough. In these cases, long-range aircraft and other research can be used as backup signals, and laser pointers can be used as another usefu... more

There are many different types of high power laser pointer. According to the color classification, there are green, red, blue, purple, etc. The more common ones are green and red laser pointers; there are also different colors of laser pointers classified by wavelength; secondly, they are classified according to power. High-power laser pointers also have low-power laser pointers because the eyes can follow the laser beam along the entire length of the laser beam. On the other hand, many red laser pointers have no visible ... more

Some of the laser light emitted by the Laser pointer can be seen with the beam, and the beam will follow wherever it is irradiated, while some cannot be seen. Do you know why? What is the Tyndall effect? If the laser is not directed at you in a vacuum, you will not be able to see it. However, the air we breathe together is not a vacuum. Among them are dust, suspended particles and so on. The bright "passage" of the laser light is formed by the scattering of light by these particles. We call it the "Dyndall Effect". Light is w... more