SMJ Holdings Pte Ltd. Taiwan branch (Singapore) is a leading Manufacturer, Supplier and Exporter of ophthalmic prescription lenses. We offer a wide range of high quality lenses to improve and protect eyesight.Incorporated since 1990s, SMJ is well-equipped with a Rx lab to provide digital surfacing, coating and tinting capabilities to produce quality lenses at affordable prices. Our goal is to provide high quality lenses with best service and fast delivery of the products. If you are interested in any prescription lenses please feel free to contact us.Product range:1. Single Vision (index: 1.5, 1.56, 1.61, 1.67and 1.74),2. Biofocal ,3. Progressive (index:1.5, 1.56, 1.61and 1.67)4.Transitions (index: 1.50, 1.56, 1.61, 1.67) series5. Free Form lenses.