such as reflected sunlight when the light is still,snow too large,will generate damage to the retina.Quality sunglasses,to avoid damage,and can be removed up to 97% of the light entering the eye.Certain surfaces,such as water,which can reflect more light,and thus to be generated by the highlight is the sight or hidden faults in the object.Polarized sunglasses of quality is able to completely eliminate glare this kind of technology,it later,will introduce polarization technology.Specific frequencies of light,it is possible to blur the vision,other frequencies of light can improve the contrast.If you choose the right color for the sunglasses,it will ensure that you get better results in certain situations.
Nike Roshe Run
Sunglasses If you do not provide UV protection,it will take exposure to you more UV light.Cheap sunglasses can cause your iris to open to receive more light,to exclude part of the light.This also increases the damage caused by ultraviolet rays to the retina,more ultraviolet rays enable input.Therefore,differences in various sunglasses is certainly or to ??.For a particular application environment,appropriate,selection of high-quality sunglasses will provide maximum protection for you.According to international standards,sunglasses,are classified into the category of protection products of the individual's eye.The main function of sunglasses is to block the glare of the sun.However,international standards of sunglasses is subdivided into again "fashion mirror," "general-purpose with a mirror."
Nike Air Max 95
"Fashion mirror" relatively low quality requirements standard."Fashion mirror" is the main highlight of the wearer focus style and not because it is,it is decorative than protective.Standard for quality requirements and "general-purpose lenses,UV protection,as well as including the index of refraction prism,is more severe.3 category Please use the classificationThe use of sunglasses,sun mirror,can be divided into light-colored sunglasses,and special purpose sunglasses category of.SunglassesSunglassesThe so-called solar mirror is intended to shielding As the name suggests,people usually,the light intensity is dependent on the regulation of the size of the sun of the pupil in order to adjust the magnetic flux exceeding the ability to modulate the human eye to have,it will cause harm to the human eye.
New York Mets
So,in outdoor activities,especially in the summer,a lot of people are used to block the sun visor mirror for harm is to reduce the occurrence adjustment eye fatigue and light stimulus.Light-colored sunglasses to block the action of the good and sunlight as shade is rich colors suitable for use in all types of clothing has a strong decorative effect.The reason,its rich color,style of bright colors of sunglasses,by young people of all ages,it fell in love,is more fashionable women.Special purpose sunglasses,in general,beach,skiing,hiking,to block the more intense the sun and powerful features that are used under outdoor sunlight,such as golf,UV resistance and other indicators that are,There is a higher requirement.Favorite Ya people who differ according to different applications,but to select the sunglasses,the most basic thing is to protect the wearer from safety and vision are not subject to the basic principles of injury withdrawal.
pas cher pas cher casquette hater snapback
cheap wholesale hat cleveland indians new era 59fifty
cheap wholesale new balance 580 mens