As professionals in the optical lens industry, we all know that common progressive lens corridor include 12+2, 12+4, and 9+4.
But do you know which corridor is best for your users?
This article will provide a detailed introduction from the perspective of Chinese lens manufacturers to help optical lens distributors, wholesalers, and opticians make the most suitable choice for them.
Below is a detailed introduction to these three progressive lens corridor:


As we can see from the table above, the appropriate corridor depends on factors such as the user’s prescription characteristics, daily usage scenarios, and frame size.
Therefore, choosing the most suitable corridor for your business requires market research and past sales data to identify the most suitable corridor for your customer base.
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