• Laser Lens: suitable for use in the environment with particularly strong reflecting light, such as on beach, in snow or on the board of a ship.
• Red lens: It is recommended in the various of the weathers.
• Transparent lens: It’s mainly for protecting the eyes, preventing it from dust and other foreign objects by the injury, and being the best in cold weather.
• Smoke Color Lens: for winter or a darker sunny day.
• Orange lens: The most suitable for ordinary wear when walking in the street, and it’s also apply to other environment with light intermittently changing.
• Pink lens: It absorbs 95% of ultraviolet rays, and some shorter-wavelength visible light.
• Gray lenses can absorb the infrared rays and 98% of the ultraviolet rays. The biggest advantage of gray lenses is it will not make the original color changed due to lens change. While the biggest satisfaction is that it can effectively reduce the light intensity.
• Green Lens: Green lenses can be said of "Le Pen (Ray-Ban) Series" lens as its representative. The green lenses will make the colors of some features change and distort. And, they can't match grey lenses in blocking out light.
• Brown lens: it can weaken the dazzling feeling caused by strong light from different angles and maximize the visual clearness. This kind of lenses absorbs similar lights with green lens, but can absorb more blue lights than green lens. Brown lenses distort the colors much better than grey lenses and green lenses.
• The yellow lenses can absorb 100% of ultraviolet rays. And 83% of visible light and infrared rays can penetrate the lenses. The greatest feature of the yellow lenses is that they absorb the most of the Blue-ray. And nature scenes can be much clearer. Therefore, yellow lens is often used as filter. It can be applied to environments like early morning, dusk and rainy days.

According to scientific study, British wholesale group BOOTS has pointed out that lenses of pink, blue, green or other bright colors may twist the wearers’ vision and make them can not see some colors clearly. People with special jobs such as bus drivers should be careful when choose sunglasses. Only the sunglasses which bear the CE mark can protect you eye some ultraviolet radiation. Ordinary sunglasses are without strength, it means that the diopter is 0. So when choosing eyeglasses frams, it is necessary to try it on and see whether there is a feeling of dazziness or headache.

At present there are some sunglasses marked with certain strength for sale in the market. However due to different indexes such as pupil distances, without the professional guidance, the customers had better not choose this kind of sunglasses. When choosing sunglasses, flat them on the counter, if they can not be falt, there must be sonething wrong with the frame. Hold the legs and keep the lens toward the daylight lamp so that the bars of glisten roll smoothly on the lens. If you find the reflected light appear like waves and twists, it approves that the lenses are not flat. This kind of sunglasses will damege your eyes.

Eyes are very sensitive organs, so the quality of lenses are of the primary importance when choosing sunglasses. The eyeglassses should be level off and it should be quanlified to protect your eyes from ultraviolet radiation. On formal occasions, please do not hang the glasses online on your collar, which will make you look undignified.

British retailing group BOOTS, in its research, points out that pink, blue, green or other bright-colored lenses can distort wearers’ vision and make them disable to identify colors. Such special professions as drivers should be cautious when choosing the sunglasses. While shopping sunglasses, you should choose ones with a mark of CE, which make sure the resistance of ultraviolet radiation to some extent. The ordinary sunglasses do not have the strength, that is, the diopter is 0. So when choose glasses online you have to try them yourself to see if your feel faint and headache.

Nowaday, there are some sunglasses which have strength. But as the standard of pupil distance vary from person to person, consumers had better do not buy such kind of sunglasses without guidance from specialists. When you are choosing sunglasses you'd better put it on a even table, if the sunglasses can not been put steadily, that is to say the frame has some problems. Hold the legs of sunglasses facing the daylight lamp and let the reflective stripes slowly roll. If you find the line is not straight but waving, that means the eyeglass is not good. Such lens will harm your eyesight.

The eyes are very sensitive organs, so when you choose sunglasses the quality should be put on the first place. In addition to the function of blocking UV,the transparency should be high and the lenses should be flat. On formal occasions, please do not hang the reading glasses on your collar, which will make you look undignified.

And the wearing of the original spectacles will protect your eyes from the permanent hurt because of the fatigue brought by excessive asjustment. Generally speaking, the myopic degree of old glasses is 1.25 diopter less than that of new glasses. Wearing the old eyewear for looking at computer is the most appropriate. The normal people's eyes are born with self-adjusting ability. In principle, they need no regulation for distant objects.

When the body moves within 5 meters distance, you have to adjust your eyes to see it clearly. The more closely objects move to the front of eyes, the greater the intensity of eyes' regulation will be, so that nearby objects can be clearly seen. The usual watching of things close to you will lead to the usual application of the adjustment protency of your eyes. As the crystals, ciliary muscle and the suspensory ligament are at tension for a long time, it will trigger such discomforts as tears and foreign body sensation, etc. Therefore, it will be very beneficial for eyes to lower the strength of myopic eyeglasses frames of 1.25 diopter when seeing nearby objects. The following are notes for wearing contact lenses. First look at the instructions carefully, and strictly control the right way and requirements of wearing and removing the glasses. No matter you wear which kind of contact lens, in principle, you should everyday put them off and deal them with cleaning and disinfection in accordance with the regulations. It is better to sleep without lenses so that the cornea may have good breath naturally and we can lower the incidence of complications.

The contact lens should be taken off tenderly to avoid the damage to the lens and corneas. If you feel painful, photophobia, tearing, hyperemia and so on when wearing contact lenses, put off them right now in the case and go to hospital in time. At the same time take along with the lenses and box to do necessary inspection. Selecting effective medicine according to the test result. Temporarily unused lens should be sealingly stored in a lens box full of comprehensive nursing liquid or aseptic saline after cleaning and disinfection,in order to prevent pollution and dryness of lens， In recent years, there have been disposable contact lenses, which can be disposed after the use, so as to reduce infection, but they still need timely cleaning and disinfection treatments. Under normal circumstances, the lenses can move0.5 ~ 1 mm in the corneal surface. This will not cause fluctuation and discomfort.

The gray lenses or the progressive ones which can gradually change into gray color should be the first choice of most people. They can achieve an equal effect of going through the spectrums of light. Brown lens is also a good choice. and it is convenient for you to see some faraway things with them. Lenses of light green can make you happy and relaxed. Sometimes you can use lenses of light colors to act in concert with their dressing-ups.

Some of the color is only used in industry for protection. For example,

• Dark red lenses are used by X-rays medical personnel.
• The dark red glasses are used by X-ray health care workers.
• Dark green lenses commonly used in welders.
• Electric welders are likely to choose dark green ones.

Some occuptions have high requirements for visual sense, such as sight, clour and distance. Therefore, the bus drivers, surgeons, art workers should choose colorless transparent lenses. If not, what will it happen?

Suppose drivers wear dark-colored lenses, accidents tend to happen because they cannot judge the distance correctly.

In order to modify facial lines of women, the design of Police eyeglass frames in new season considers various of facial needs in a very intimate way. Wear the most appropriate section of sunglasses for your own face and creat your own personalized style.

Girls with square faces would appear to be serious to some extent and be difficult to make friends with. The sunglasses with dark brown rough side of a circular lens launched this season by Police are the most suitable options for this kind of girls. Oval-shaped lenses soft facial lines effectively, an brown disclosed the elegant gentle temperament, Rough edges on the frame will shift the visual center of gravity.

Girls having round face: She gives lovely warm feeling, but can not control the most common kind of that round glasses, making the face look rounder. Ladies with such type of faces can entirely try the firm stylish glasses, which are the most standing ones of Police series. The recipe-shaped, deep color frame and glass legs’ streak, is most suitable for the expansion sense of round face’s shrinking.

Ladies having inverted triangle face: This type of face, with the right sunglasses will be easily outstanding of people. Inverted triangles faces have no special requirements for special lenses, but they should avoid matching with fair thin and delicate frames. The reason is that cheekbones make this part look board. While big lenses can narrow the width of this part, and adjust the proportion. Police sunglasses which is more popular among the super-star clients could be a reference for this type of face. It will pull people's attention to the sharp chin under the lens.

Girls with an oval face: Congratulations to you for having the face and you can wear any type of sunglasses with no hesitation. Nevertheless, the latest designed sunglasses with light-colored thin frames by Police in this quarter can make oval-faced ladies more delicate and graceful.

In addition, a special series of glasses which Police launched this summer with metal frame, are designed for those type of ladies who blames herself for her bridge of the nose that is not high enough. Two lens legs of Police glasses online with metal frame have been specially done the anti-skid treatment. Even in the summer when it’s easy to sweat, it will still firmly shore bridge of the nose on both sides, uneasy to slide.

As to the quality of the glasses online frame, you need pay attention to following points:

• High elasticity frame will be better in quality.
• To good frames, the plating should be slick and glittering.
• Frames with small, smooth and uniform solder joints means good quality.
• The components of frames should be assembled tightly.
• The size and shape of mirror circle must be exactly the same, and the frames are exactly symmetrical at the part of bridge of nose.

As to the reading cheap eyeglasses for the old citizens, it is fine for them to select either commnon lenses or bifocals. What matters is the light permeability of lenses. While, the lenses of old people are harder and harder. The djustment ability become weaken and intraocular tissues become older grually. For the sake of convenience in viewing things in different distance, one will benefit more to purchase bifocals or progressive lenses. It is beneficial to protect the eyes.

To correct presbyopia, you can wear reading glasses online, bifocal glasses and Progressive Multifocal Lens specially designed for middle-aged and elder people. "With it to look near and without it to see far" the old presbyopic glasses, makes people embarrassed. In addition, it would be rejected by middle-aged from the image and psychology. Bifocal glasses are more flexible with the main lens specially designed for distant view and the lower parts for near view; and the wearers are free from the trouble of frequently putting on and taking off when they successively looking at things in diffe The elderly progressive multi-focal glasses make a progress compared with bifocal glasses.

Progressive eyeglasses have a gradient of increasing lens power from down to top for people to view things from near to distant. In this way, the wearer can get a clear and consecutive view of things at various distances. Progressive reading glasses are beautiful as well as comfortable to wear. The vague far view and ugliness, which are the main disadvantages of reading glasses and bifocal glasses, are then overcome. Obviously, progressive eyeglasses beat presbyopia glasses and bifocals down and become the favorite of middle-aged and elder people.

No matter what you do, no matter where you go, No need to take the presbyopic glasses with you, At the same time, you needn’t exchanging your eyeglasses frequently. Only a pair of progressive multi-focal eyewear will be capable of meeting lots of your requirements.

The handheld game console picture's more expressive than it is now, and therefore, the next generation at least will be better than PSP in performance pedigree, otherwise, players will lose their interest in it.From the evolution of Nitendo's handheld game consoles, theoretically, we can predict that the next generation host CPU performance will be lifted into a new level, and at that time it will show its fascinating picture expressive force. Even so, he said he did not meet a good start to sell game machine in the online game country. "New Super Mario Bros. Wii" gives many players a feeling just like that an old friend left for some time , when he comes back,his taste and hair style changes , but he is still their good friend. Under such bad condition and witout knowing the way to increse its pularity,it was really a big challenge to expand the market there.

From the view point of commerce, NDS2 will certain to be compatible with NDS, while the chance is low to have one host equipped with slot and CD-ROM, for it is neither pleasing in form nor normal. By way of consulation and telephones from parents,counselors discovered there were a great potential power and a good future prospect in adult market. The nintendo r4 Game in good sale brings the sale wave for Nintendo, and in response, it boosts the sales for game software. At the same time, it is reported by press that New Super Mario Bros. Wii has become the machine game which meets the greatest sale.

This has brought many benefits to Nintendo, so Nintendo knew deeply about the importance of the large screen for this handheld game console, and then the second generation will at least preserve the DSI console screen size. But if the clients could not know the unique feature and beauty of Nintendo games, it would not meet the larger game population and potential market. Besides, Modern Warfare 2 from Nintendo owns its copy edition on Xbox 360, PS3 and Windows. That make it anticipated by many fans.

At Christmas, Nintedo with Pepsi-Cola has promotional activities on television,and make the young lovers of Pepsi-Cola have a better impression. Needless to say, the benefits of vibration are evident. NDS has already had the second generation console with vibration, and what needs to be done is to make it internal. Any possiblity for players is good news , which can endow game empire of nds card with new changes.

In the global information increasingly advanced internet age, taking the lead means taking the preemptive opportunity. Nintendo is such a good modle in taking the preemptive opportunities. It was amazing,through the strategy,NDS's sales valume came to one million after 11 months on sale.

And the most important of which is the mother, they will help promote at the parents meetings, in soccer bleachers, and among its neighbors. Iin order to attract customers, other manufacturers announced that his game can not only play games, but also with learning function that can help children learn, computing and typing. In contrast, Hiroshi Yamauchi publicly claimed that the only function of Nintendo FC consoles is to play games. To get rid of various functions is just the secret of Nintendo FC consoles' victory. When the users doing not expect but also are willing to pay for nintendo r4, helping it beat its competitors, perhaps this only shows a problem: it does quite right. Shigeru was a painter who love cartoon films and a rookie on computer technology.

He spent three years at Nintendo but had no achievement and he was sent to the Division by Hiroshi Yamauchi to help design the game. His second game made his life shine. When he finished the game script, he himself did not have thought that the leading role "Mario" was known in the world later, and ran into millions of households. The official name of the software was "New Super Mario Bros", "Mario" followed FC game consoles to go into the United States, immediately becoming the most popular computer game throughout history.

So that you can make more people like ds dstt , so as to further promote the brand-building. Super Mario and over one hundred other Nintendo computer game card met no rivals in American entertainment world which made some people cry out: Nintendo brought Japanese cultural assult. At the same time, Paqinuofu also obsessed computer games. An intelligence test book inspired him to design a method of playing puzzle game using a computer.

Then paste composite image on message boards which stand by Nintendo game's protagonist "Mario" after he climb Berlin Wall. But it is these seemingly negative news caused a great curiosity of consumers, setting off in the second round between the consumers, once again across the United States, that set off a storm Wii. The successful point for Wii is that it does not pursue supernormal game image and high speed as PS3 does, but emphasis to push swift move of control handles to the extreme level, so that it could attract the game players from every age section. Allegedly, the return on investment is extremely high, sales growth completely out of the manufacturer. Accompanied by "Tetris", Nintendo set off again and swept the world. Since then, Nintendo company dominated the global computer game industry for up to 10 years. Nintendo get the first place without doubt with the putstanding performance last 5 years. From then on, Nintendo moves on to another climax.