Understand the knowledge of laser pen and reduce the hazard of laser pointer

Laser pen is the product of technology development and is widely used in many fields. Our daily knowledge of laser weapons, toys, medicine, etc. The laser pen is a good technology, and we should use it correctly and should not let its harmful side appear in front of us. So we should know more about the use of laser pens and its hazards, so we know better how to use a laser pointer.

Have you ever played laser pens, boys and girls? This pen is small make up when I was a child often play with a toy, but never in the people, now a lot of friend took this as a toy, a laser pen has taken place to the child cause burns, parents must pay attention to oh, ensure the safety of children.

Laser pen is a kind of demonstration laser product with laser device. A children's laser gun is a toy gun with a laser. Laser beam by stimulated emission of radiation, the intensity of the laser radiation power, laser radiation power is too high, will cause photochemical damage and thermal damage to human body, especially for children was still in the stage of development, if the eyes and skin by laser radiation, can cause more serious consequences.

The damage of the laser pointer

According to CCTV 315 party exposure of information, the human body can withstand the laser power is controlled in 0.4 milliwatts, if it is a high power laser beam as the eyes can cause damage to the retina, serious can cause permanent vision loss. Burns can be caused by direct exposure to skin for long periods of time.

Against possible radiation hazard, laser products quality supervision, inspection and quarantine product recently organized a laser pointer, a children's product quality safety risk monitoring laser gun, samples were collected 60 batches, including laser pen and children's laser gun 30 each batch.

The results show that there are 13 batches laser pen sample laser products for more than 3 b class and category, accounting for 43.3%, of which three batches for four kinds of laser products, laser radiation power up to 1440 mw, for 3 r class laser radiation power limit is 288 times of 5 mw. There were 23 batches of children laser gun samples with 2 categories and above category laser products, accounting for 76.7%, of which 8 batches were 3B laser products, accounting for 26.7%.

Notes on laser pointers

To this end, the aqsiq has suggested that consumers should pay attention to the radiation risks of products when choosing and using laser products.

One is to choose regular channels to purchase laser pens and children's laser guns. For products with no laser radiation category information, no brand models and no warning instructions, you should avoid buying them.

Second, consumers choose and buy when teaching or office with a laser pen, laser specification information that should examine a product carefully, had better choose for laser radiation category 3 r class and the following products (laser power is not more than 50 milliwatts). For non-professional use, do not purchase 3B class and 4 types of high power laser pens.

Third, it is unfavorable for children to buy laser pointer used as a toy gun, and should be publicity related knowledge of laser radiation hazard to children, to avoid children in school peripheral vendors, stores, such as network channels to purchase high power laser pointer. Laser pens for office or teaching should be placed where children cannot reach them.

Fourth, when consumers buy toy guns for children, they can check whether the toys are equipped with lasers by looking at the packaging, testing products or consulting sales staff. It is recommended that consumers not buy toys with laser shooting function or laser targeting function for children. If you have purchased relevant products, you should carefully check whether the laser radiation category is 1 class. For more than 1 class of laser toys, you should stop using them immediately.

Fifth, the consumer should use the laser pen correctly, avoid laser illuminate human eyes, skin and clothes and so on.

Purchase laser pointers notice

When purchasing a laser pointer, don't in the street hawkers there to buy, because the laser pointer is not in conformity with the provisions of the general administration for quality supervision, inspection, some bad products is not the correct use of harm to people will be bigger, and the quality is not guaranteed. Should be formal website to purchase, kitlaser is formal professional selling laser pen online store, here you can buy the real laser pointer, provide you with high quality laser pointer through lower prices, and let you enjoy comfortable service, all products one year warranty, replacement, 7 days of the global free shipping.