| Eyeglasses can now be sold separately in either | | | | eyeglass lenses. This can really satisfy buyers |
| frames or lenses and there are many replaceable | | | | with different color demands. However, some |
| lenses and frames as a result. However, it seems | | | | people may have such question that is there any |
| that lenses are much popular than frames, for | | | | difference among transition lenses in different |
| many people love to fix the same frames with | | | | color; are light tinted lenses worse than dark |
| different lenses. Among so many replaceable | | | | tinted lenses in terms of vision protection, and so |
| lenses, transitions lenses, also called photochormic | | | | on. Such worries are reasonable but not |
| lenses or transition photochromic lenses, are very | | | | necessary. There are no difference among all |
| popular, mainly because buyers posses special | | | | lenses in terms of function and vision safety, no |
| passion for them. | | | | matter what the color are and how dark or light |
| Transition lenses in different colors are available in | | | | the color is. Therefore, people can choose |
| the market. There are usually grey, black, green, | | | | transition lens of any colors according to their |
| brown, yellow and other colored transition | | | | personal tastes. |