About product and suppliers:
            929 focal length magnifying glass products are offered for sale by suppliers on Alibaba.com, of which lenses accounts for 10%, magnifiers accounts for 1%. 

A wide variety of focal length magnifying glass options are available to you, such as optical. You can also choose from glass, plastic focal length magnifying glass, as well as from aspheric, spherical, and plano focal length magnifying glass, and whether focal length magnifying glass is plano-convex, or double convex. 

There are 133 suppliers who sells focal length magnifying glass on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of focal length magnifying glass supply is 100% respectively.