| 1990 was the year when the world came to | | | | from the frames and the thinner profile of these |
| know about a new type of lens which is known | | | | lenses helps one to look more attractive. The flat |
| as the aspheric lens. Aspheric lenses have a | | | | aspheric lenses are positioned much closer to your |
| complex front surface which is very different | | | | face and thus helps in better correction of vision. |
| from the regular lenses. The curve in these lenses | | | | It has been always seen that farsighted lenses |
| changes from the centre towards the edge. | | | | tends to enlarge the eyes of the wearer and the |
| These lenses have become very popular in | | | | nearsighted lenses does the opposite that is it |
| today's world. The aspheric lenses meant for | | | | tends to make the yes of the wearer look small. |
| farsightedness has its surface gradually flattening | | | | Thus a better positioning of the lenses can reduce |
| towards the edge. While the lenses meant for | | | | these problems. The nearsighted people can take |
| nearsightedness has its surface gradually | | | | the help of aspheric lenses made of high index |
| steepening towards the edge. | | | | material in order to reduce this sort of problems. |
| It has been seen that slight vision distortions | | | | Today almost all designs are possible in case of |
| occur when eyeglass wearers look away from | | | | aspheric lenses including bifocals, progressive |
| the centre. The use of aspheric lenses helps n | | | | addition lenses and single vision. But one should be |
| reducing such disorders. The principle behind it is | | | | careful about choosing a frame with the aspheric |
| that when the eyes travel from the centre the | | | | lenses. The frame should not be large with your |
| curve in the front changes helping you to see | | | | eyes exactly in the middle of the frame. You can |
| clearly. | | | | take the help of an optician to choose the right |
| The advantages of aspheric lenses are that they | | | | type of frame for you. The aspheric lenses are |
| are thinner then regular lenses as well as they | | | | little more expensive than the regular lenses. But |
| provide the same benefits as the high index | | | | the benefits derived from these lenses are huge |
| lenses. These lenses were made from | | | | enough to shred out that much of money. Since |
| conventional plastic but the modern day aspheric | | | | these lenses are placed closer to the face there |
| lenses are made from high index material. These | | | | might be problems of reflection. But with the help |
| lenses are also slimmer as they have flatter | | | | of an anti-reflective coating one can ensure a |
| curves. The aspheric lenses do not come out | | | | clear vision. |