Why would you want to? Lightweight tailor made options exist.
The Varilux progressive lens was first introduced by Bernard Maitenaz in 1959,enabling clear distance vision on upgaze versus reading vision and in between on downgaze.
Glasses can be designed for near and far tasks or a combination of tasks.
Spectacles have to be custom made for your specific lifestyle and viewing ranges required.
Lens designs,coatings and quality can all vary markedly.A well fitting and comfortable frame is important to deliver the correct solution.Sometimes contact lenses are used in conjunction with spectacles.
Apart from fashion different pairs can be used in the water,sports environemnts.
No accessory updates your style as does the latest trend in frames. Beyond your eye exam it is important to consider your prescription as this will effect the weight and lens thickness profile throughout the frame shape.
Frame size is normally marked on the frame for its vertical and horizontal size but using 3 dimensional frame tracers the best edge profile can be obtained as well as video captured centration technology means the correct as worn angles can be all calculated and optimised