The difference between polarized sunglasses and ordinary sunglasses broadcast article

The principle is different, the material is different, and the lens size is different.

1. Principle difference The polarizer is manufactured according to the principle of the polarization of light. In addition to preventing ultraviolet rays and reducing the intensity of light, it can also effectively filter out glare. Sunglasses are often used to block sunlight and ultraviolet rays to reduce eye fatigue and damage caused by strong light stimulation.

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In fact, polarizers also belong to a category of sunglasses. It and ordinary sunglasses have the effect of preventing ultraviolet rays and reducing the intensity of light, while polarizers have an effect that ordinary sunglasses do not have. This effect is to effectively block and filter out various harmful to the eyes. polarized light.

The main purpose of polarizers is to protect the eyes from damage under certain conditions. However, for people who are not very demanding, ordinary sunglasses can be used, because polarized sunglasses are relatively high-end in sunglasses.

2. Good quality sunglasses are very effective "light modifiers". Sunglasses can adjust external light, making them suitable for the human eye. The tint of a sunglasses lens determines which parts of the mid-spectrum light the lens absorbs. Manufacturers use different colors to produce specific usage effects. The main purpose of polarizers is to protect the eyes from damage under certain conditions. But for those who are not very demanding, ordinary sunglasses can be used.

3. Under normal circumstances, myopic patients can choose some sunglasses with degrees. The lenses should not be too large. If the lens is too large, there will be some distortion around the lens, which will cause the eyes to feel uncomfortable when seeing the object image. Polarized lenses are mostly used in sunglasses, camera lenses, and car mirrors. Sunglasses are mostly used for sunshade mirrors, light-color mirrors, and special-purpose sunglasses.

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