AS an optical lens distributor they always be asked why some lens are too thick, and what What causes the difference in thickness?
In this article i will introduce the reason to help more optical buyers know it more clear
1.Prescription
For myopia lenses, the center is usually thinner while the edge is thicker. As the prescription becomes stronger, the edge of the lens normally becomes thicker.
For same lens if your prescription is more high its thickness will be more thicker.
2.Optical design
As we all know optical lens mainly include SP lens and ASP lens, SP lens also called Spheric lens, it is more thicker than ASP lens.
If you want to more thinner lenses, you can choose ASP lens.
3.Index
In optical lens industrial, index represent different materials. Generally speaking, the higher the index, the thinner the lens.
So for the high prescription consumers they can choose high index lens to make their lens more thinner.
4.Lens Diameter and Frame Size
Lens diameter and frame size can also affect the lens thickness, because the large frame need a large lens diameter, for myopia lenses the edge will be more thicker.
As we all know, Frame size depends on the lenses diameter, large Frame size need the large lenses diameter, so if consumers need large lens frames, for myopia lens the edge will thicker.
For high-prescription customers, choosing a smaller or more suitable frame can therefore help reduce the final edge thickness.
This is especially important when optical shops recommend lenses for customers with stronger prescriptions.
5. lens type
AS we know, Stock lens is made by the standard model, and laboratory lens（RX lens） are made based on frames, therefore laboratory lens is more thinner than stock lens.
If your consumers can’t accept the thickness you can recommend the laboratory lens to them.
All in all, if your consumers need to more thinner lenses the optical lens wholesales can
offer suggestions to the client based on the aspects mentioned above, allowing them to make their own choice.
Want to more thinner lenses for your high end lens solution? Contact us now for more information!
