Knowledge

When it comes to light related to sunglasses, the following three types of li...

Direct light - Direct light is the light from a light source (such as the sun) that hits your eyes directly. Too much direct light can blur the detail

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What is glare

The measure of brightness or intensity of light is lumens. Indoors, for example, most artificial light has an intensity of 400 to 600 lumens.

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The basics of sunglasses

Quality sunglasses are very effective "light conditioners". Sunglasses adjust the external light so that it fits the human eye.

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The market for sunglasses

Many famous brands have sunglasses as part of their product line.

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Sunglasses for face shape modification

Round face: you need straight or angular frames to weaken your outline, please choose deep, subtle color lenses to reduce the sense of obesity, so tha

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Sunglasses purchase matters

When buying sunglasses, you can judge according to whether the sight is clear. To buy high-quality sunglasses, the only thing you can do is to buy sun

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Sunglasses type characteristics

Gray film: The gray lens can absorb any color spectrum evenly, so the scenery will only be darkened, but there will be no obvious color difference, sh

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