It is made of optical-class PMMA resin. The bottom is concave. In use, put and move it on the paper directly and the bottom doesn’t suffer the friction. It is used not only as magnifiers but also as paperweights. Additional it is a delicate work of art when put on the office table. It looks noble and fashionable and quite loved by users. Five kinds of dome magnifiers are now available. The performance of them is as following table. The maximum one is 50mm in diameter, 33mm in height, 12D in diopter and 4X in magnification.Because of its beautiful, generous, practical, It is popular and favorite with user.

3 models and specifications of dome magnifiers are available. The performance of them are as follows:

Performance and specifications of dome magnifiers