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What are the main categories of Optical Lenses?
In optical lens industry, there are clear classifications in optical lenses,but due to cultural differences…
How to Reduce the Total Cost of Optical Lens Orders？
For optical lens purchasers a competitive price is very important. So how can optical lens…
What is the production process of optical lenses?
As Chinese lens manufacturer, we are often asked why some lenses have fast delivery times…
How do lens features affect price?
As we know, lenses are like a cake, there are many lenses functions, like 1.56 photogrey blue…
Minimum Order Quantity (MOQ) Guidelines for Optical Lens Distributors
What is the MOQ for your lenses? This is one of the most common questions that…
What is the base curve of Semi-finished lens means?
What is semi-finished lenses? Factory has already injection cast one side of the blank lens,…
What are anti-fatigue lenses? Who are they suitable for these lenses?
In nowadays, with the wide use of electronic products, more and more people start to…
Why Do Lenses Scratch Easily and How to Solve It？
For lens distributors and wholesalers, scratches on lenses are a major cause of customer complaints.…
How Many Times Are Optical Lenses Inspected Before Delivery?
As a leading China optical lens manufactures, lens quality control is very important.It determined whether…
