Usually, in many cases, we are watching the laser bring us a slander, wementioned is the strong feelings of laser, laser to human memory is a lotofdamage, and even extinction. So we have a lot of time to pay more attentionto the protection of the laser, Laser safety glasses is the most typical example of laser protection, so yesterday, the Laser safety glasses for everyone totalk about the title of the laser warning labels.
Les are usually labeled with laser warning label number Title insurance:
Level first: usually so that the beam is completely opened in the front, such as in the CD or DVD player.
Level second: in the case of abnormal use of insurance, such facilities are usually less than 1mW power, such as laser pointer.
Third a/: power usually reach 5mW R, gazing at the beam how many seconds will cause immediate defamation of omentum.
Level 3b/B: the immediate damage to the eyes when exposed to the naked eye.
Level fourth: the laser burning muscles, even if the laser light scattering (200W) can also cause aspersions on the eyes and muscles. Use of laser heat, to create a new type of cooking guy.
We understand about the laser are not many sided, fragmented, a lot of time on our fear is better than using laser alert, but in any case, the use of the laser is a very broad protection measures.