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Common sense of surface scratch treatment of LED panel lamp light guide plate
1. Why is the surface of the light guide plate of the panel lamp easily dirty and scratched?
The surface of the light guide plate of the panel lamp is easy to adhere to dirt such as dust and fingerprints, and scratches will occur if it rubs or collides with foreign matters; This character is the same as ordinary acrylic. Only the light guide plate is exported from the inside under the action of the light source, and the dirt and scratches on its surface will appear very intuitive, while ordinary acrylic does not have a light guide function, the dirt and scratches on the surface can only be seen from the side.
II. Basic knowledge of controlling dirt and scratches on the surface of light guide plate of panel lamp:
1. Avoid processing and installing light guide plates in dust raising workshops; Do not install and process in a dust-free workshop.
2. After removing the protective film from the light guide plate, avoid touching the light guide plate with wet hands or sweat hands;
3. Before removing the protective film from the light guide plate, dust and debris on the surface of the light guide plate and the mounting structure shall be cleaned up;
4. Remove the protective film of the light guide plate as early as possible, and remove the protective film before installing the light guide plate according to the processing flow;
5. When handling the light guide plate, avoid random friction and bumping against the surface of the light guide plate; In light guide plate original placed the should be avoid sand leakage into the light guide plate cracks; When cutting the light guide plate, the foreign matter on the surface of the cutting bed should be cleaned;
6. Avoid directly wiping the surface of the light guide plate with non-cotton objects.
3. Common sense of handling dirt on the surface of the light guide plate of the panel lamp:
The dirt on the surface of the light guide plate mainly includes dust, fingerprints and water stains left during pouring. Common sense of handling is as follows:
1. All the above dirt can be wiped off with cotton fabric dipped in alcohol;
2. Dry or blow dry after wiping with alcohol, otherwise water will remain on the surface of the light guide plate, produce bright spots after contact with reflective materials or pictures;
3. If the dirt on the surface of the light guide plate is not very obvious, it is recommended not to wipe it, otherwise new scratches will occur if it is not handled properly;
4. If there is static electricity on the light guide plate, it is easy to dust and not easy to clean; 1% soapy water can be used, and the soft cotton cloth can be used to remove the dust and achieve the cleaning effect.
4. Common sense of surface scratch treatment of light guide plate of panel lamp:
1. Shallow scratches can be wiped with alcohol to reduce scratches;
2. Deep scratches can be used with electric rollers [Cloth roller]Polishing is a common method for acrylic products.
five, how to remedy can't processing of panel light guide plate surface topic:
such as light guide plate surface of dirt and scratch it is difficult to deal with or processing work will affect the overall work efficiency; The following methods can make up for the defects of the product caused by the surface problem of the light guide plate:
1. For example, there is a certain space between the display picture of the light box or display and the light guide plate, generally, the defects on the light guide plate will not be seen after the screen is installed;
2. If a particularly light-colored picture or picture is close to the light guide plate, a diffusion film must be coated on the defective light guide plate, generally, it can completely make up for the surface problem of the light guide plate;
3. At present, there are many types of diffusion films on the market. For example, if the light guide plate is particularly scratched, a thicker diffusion film can be used, it may affect the brightness of the light guide plate, but the brightness drop will generally not exceed 15%.
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