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Posts Tagged ‘sunglasses’

Sunglasses are worn everyday by wide variety of ages and you can see sunglasses on women and men alike. What about motorcycle sunglasses? What are theit purpose?
Riding a bike wearing motorcycle sunglasses and no helmet is definitely the cool Terminator style that has made Arnold Schwarzenegger famous. Definitely dark shades look great on motorcycles, but what about real life usage? Well, the kind of sunglasses matching the Terminator style are practical for casual wear and not for motor riding, no matter how cool they may look. Motorcycle sunglasses have to be compatible with the helmet and protect the biker at high speed traveling. Durability, quality and rigorous protection represent the criteria for the design for quality motorcycle sunglasses. Lens and frame durability is justified by the impact with road debris that often happens at high speed.

Shattering and chipping result from the contact of poor quality motorcycle sunglasses with small pebbles for instance. Moreover, glass is never used for the lenses because of the possibility to break and harm the biker’s eye. Polycarbonate is the best material for motorcycle sunglasses design because of its light weight and resistance to superficial collisions. All the companies that design eyewear for motorcycle use have special testing procedures to check the resistance of motorcycle sunglasses to impact and temperature variations.

Moreover, motorcycle sunglasses include special anti-glare coating that is a form of polarization for the elimination of the contact between eye and reflected light. A special element that receives no attention for other kinds of sunglasses is the vibration of the light waves, which could be a health risk at high speed conditions; in fact, the shock it produces has to be absorbed by the polarized lens layer. The relevance of such features is very high given the fact that it is unacceptable to ride the bike when the road is too bright or you have to squint against the sun. From this point of view motorcycle sunglasses are important for road safety and health protection given the eye damage that the glare may cause.

Last but not least, motorcycle sunglasses need maximum ultraviolet protection for the entire light spectrum. This means that polarization should combine with ultraviolet protection. You don’t really need anti-glare features on overcast days, but the presence of clouds does not exclude the action of the ultraviolets. Consequently, eye protection require the use of motorcycle sunglasses even on low brightness. Macular degenerations, cataract and lots of other eye disorders are less likely to develop if the eyewear is adequate and of good quality.

Sunglasses are very popular nowaday, but sunglasseshave other aspects as well. What is that relation between sunglasses and our safety at driving?
The sun is often a health and safety threat for drivers because of the hazards of poor visibility. You can get annoying headaches and acute eye weariness if you don’t wear good driving sunglasses. The great merit of such items is the vision enhancement and a certain comfort level that makes driving pleasant. Even with short exposures health problems may still occur because of the response of retina to the impact of radiations. Given the predominance of personal car transportation, driving sunglasses become a must have accessory.

The darkness of the lenses is not relevant for the anti-ultraviolet protection provided by the driving sunglasses. The efficiency of driving eyewear derives from the presence of UVA and UVB blocking filters that stop the radiations from getting in contact with the retina. Amber and melanin lenses are most popular for driving sunglasses becauseof the capacity to absorb the UV spectrum, the enhancement of terrain visibility and the good contrast they provide. Another noteworthy issue is that of glare, which could be just as bothersome for driving. Glare is reflected light and drivers are most exposed to it because it bounces from windshields or the windows of the other cars or it shines off bumpers.

Glare could even come from buildings, streets and sidewalks which is why polarized driving sunglasses work best. Reduced eyestrain and sight improvement result from the blockage of light reflection. Wraparounds are very popular sunglasses models too because they provide a complete protection preventing the light to get to the eyes at the sides or the top. Certain sunglasses are more expensive than others, but there are many factors that influence the costs. The average price is around $50 but prices could go over $100 for well reputed brands as well.

For lightweight models it is preferable to buy driving sunglasses with polycarbonate lenses. Glass is also commonly available and we cannot say that the weight this material adds to the frame is uncomfortable. The idea is that you should try the sunglasses before buying them, and here you have one good reason why you should not shop online. Online sources are rewarding for research, and you may even find great discounts, but what if the ordered driving sunglasses don’t fit? If you have to return the sunglasses and wait for replacements, this could take a lot of time and it will ruin your joy.