OHARA INC.

We have updated our thermal expansion measurement equipment for the average coefficient of linear expansion [α], transition point [Tg], and yield point [At], which are posted on our website.

The following catalog values for product applications have been changed as follows.

Optical glass for polished lenses (S-NBM52)

Optical glass for molded aspherical lenes (17 glass types)

i-line high homogeneity glass (14 glass types)

Non-browning optical glass (2 types)

 To distinguish between the old and new device values, the values for the new devices are marked with an asterisk (*) to the right of the value.

Note that XLSX and CSV formats are not marked.

Please handle them with care.