About Us

Welcome to OptimalEQ!

OptimalEQ is the authorized distributor of Optima Japan products in North America. OptimalEQ is committed to carrying a wide range of high quality colored glass filters and 5mm NMR sample tubes at factory pricing. All of our products are manufactured in Japan and distributed from our office that is located in the Greater Chicagoland area.

Today our products are used daily in optical instruments as well as in educational, scientific, industrial and medical related fields. At OptimalEQ we provide a wide range of filters with optical wavelengths from 200nm to 2200nm and each of our ultra precision sample tubes is inspected to ensure it meets the published specifications to give you accurate repeatable results.

Please do not hesitate to inquire about our products or to request quotes. Our goal is to provide superior timely service and support to our clients.