Protective glasses, do you understand?

As the saying goes: "Eye is the window of the human heart." It can be seen that the protection of the eyes is so important. But many people are engaged in work that has a detrimental effect on the eyes. This requires us to protect our eyes. The protective glasses also came into being.

Protective glasses introduction:
A kind of glasses that play a special role in different occasions when using glasses are also different. Such as surgical glasses for hospital use, welding glasses used when welding, laser protective glasses in laser engraving, and so on. Protective glasses, also known as protective eyewear, are divided into safety glasses and protective masks. They are mainly used to protect the eyes and face from electromagnetic radiation such as ultraviolet rays, infrared rays and microwaves, dust, smoke, metal and gravel debris and chemical solutions. Sputtering damage.

species:
There are many kinds of protective glasses, such as dustproof glasses, impact-proof glasses, anti-chemical glasses, and anti-radiation glasses. The first three kinds of glasses look like lenses are colorless glass, but in fact due to different protective effects, the characteristics of the lens are significantly different.

Features:
1.Protective face masks and chemical solutions are splashed into the eyes and face masks. Made of lightweight transparent plastic, polycarbonate and other plastics are used. Both sides and the lower end of the cover extend toward the neck and the lower forehead towards the neck. Makes the mask cover the face more comprehensively for enhanced protection.
2. Heat protection mask In addition to the aluminum foil mask mentioned in the heat protection clothing, it can also be made of single or double metal mesh, but the double layer is better, so that part of the radiation can be blocked and dissipated in the air. If it can be chrome or nickel, it can enhance the anti-heat effect of reflection and prevent rust.
3. Metal mesh masks also protect against microwave radiation.
4. Face mask for welders, made of hard paper fiber with a certain thickness, light weight, heat resistance, and good electrical insulation mask

Placement method
If it is a temporary placement of glasses, please put the convex surface of the glasses, if you put the glasses with the convex face down, will wear the lens.
Please use the glasses case When you do not wear glasses, please put it in the glasses and put it in the glasses case. Please avoid contact with corrosive articles such as insect repellent, toilet articles, cosmetics, hair spray, and medicines when it is stored, otherwise it will cause deterioration of lenses and frames, deterioration, and discoloration.
Please do not place it under high temperature (above 60°C) for a long period of time. High temperatures can easily cause lens deformation or the film on the surface is prone to cracks. Please do not place it in direct sunlight or high temperature areas such as the front window of the cab.

Cleaning and maintenance
Wiping the Lens Method To use a clean, special wipe, be careful to wipe the lens by gently holding the side of the mirror on the side of the mirror. Avoid overstressing the frame or lens.

When the lens is covered with dust or dirt, it is easy to grind the lens after dry rubbing. It is recommended to rinse with water and dry it with a special eyeglass cloth after draining the water. When the lens is dirty, it is recommended to use a low concentration of neutral detergent, then rinse with water.

If the lens gets wet, wipe it dry. If it gets dry naturally, the scale will become stained and it will be difficult to wipe it clean.

Purchase protective eyes
When choosing protective glasses, be sure to meet your own requirements, rather than buying the best and most expensive, or you will not get protection.
1. Because the use of protective glasses is not the same, can be divided into anti-foreign impact glasses, anti-chemical liquid splash glasses, anti-dust and various harmful gas glasses, anti-arc radiation glasses, laser glasses and anti-X-ray glasses, etc. The selection personnel should choose according to the nature of their work, but also to give guidance to professional staff, try to fit the size of the glasses.
2. When wearing protective glasses, be sure to wear it according to the instructions marked out at the factory. In addition, the color of the spectacle lenses should not be monochrome.
3. Glasses to avoid friction with hard and sharp material, the lens should be cleaned and maintained in time, use a soft cloth to wipe, avoid contact with corrosive substances, one lens is blurred.
4. Select products that meet the relevant standards (European Standard CE-EN166/or American Standard ANSI/GB3609).

There are many kinds of protective glasses, and wearing these glasses is not for decoration, fashion, but to protect the eyes from harmful factors. Experts advise that workers working in related industries must wear appropriate safety glasses and must not wear them in a random manner.

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