标签： Eyeglasses Online

You should know more about this before choosing Oval Wire Frame Glasses, because a beautiful and appropriate pair of glasses is not only easy to use, but also can enhance your appearance. Carefully chosen Eyeglasses Online can make you look cool in a T-shirt and jeans. Choosing glasses is a serious science in itself. While the shape of the frame depends entirely on your personality and taste, one key rule you must follow is proper pupil spacing, which means the width of the frame should be in proportion to the distance between the pupils. When wearing Gunmetal Frame Glasses, the pupil should be in the center of the frame and lens. The shape of the face determines the shape of the frame. Look carefully at your face to see where it is taller and where it is flatter. When choosing a frame, you should do the opposite to your face. For example, Brown Round Glasses may not be suitable for people with very round faces. However, you can try on all kinds of frames.

Judging the pros and cons of sunglasses can be examined from two aspects: quality and aesthetics. Aesthetic with personal factors, quality is a certain standard. The quality of sunglass basically points to the quality of Eyeglasses Online lens. According to F·D·A standard, the lens in the guarantee of transmittance at the same time, to filter out more than 90% of the ultraviolet light in the sun, the lens should be affixed with the “UV-100 PROTCT10N” label, when 100% UV filter, should be affixed with the “UV-400 PROTCT10N” label, so Prescription Glasses Online it is very important to view the UV label on the Discount Glasses lens. Lenses should not have the “degree” of optical Womens Round Glasses lenses. Generally, if the diopter exceeds 15%, there will be a feeling of dizziness when wearing. Lenses must have high strength and pass impact test. Generally speaking, the strength of plastic sheets (propionic acid or cellulose acetate), resin sheets, glass sheets from small to large. Different people, according to different preferences and different uses to choose sunglasses, but the most fundamental is to ensure the safety of the wearer and the basic principle of vision is not damaged.

1, anti-glare, improve driving safety. According to the Structure of a 2009 “reaction time” study by the Manhattan Vision Institute, no glare makes driving safer.

2, excellent reduction of visual color. Summer driving Eyeglasses Online wear color can not be too deep, it is best to choose brown or gray polarized lenses. Because brown and gray can effectively restore the color of the vision, improve the clarity of vision and fidelity. Among them, the brown lens can enhance the contrast and is more suitable for those who are sensitive to light. The gray lens has the ability to restore color and is more suitable for those who are in outdoor activities for a long time.

Finally, there are studies that suggest that dark Sunglasses For Sale with oversized frames are not suitable for people who drive a lot. This is because Cheap Sunglasses with dark lenses delay the time for the eyes to send images to the brain, lengthening the driver’s reaction to the situation. Wear wide and heavy Sunglasses Shop, will make the driver eyelid and cheek acid, swelling, numb feeling, may distract the driver’s attention.