The LIGHTWAVE-IC600 is a specialized hardware device used in the field of optical communication, typically for high-speed data transmission in fiber optic networks. It is part of the LIGHTWAVE family of products, often used in telecom and data center environments. The specific model IC600 likely refers to a component of this product series, and its driver would enable the device to function properly with a Windows operating system, facilitating communication between the hardware and the software or applications on your PC.

However, as of my knowledge cutoff date in October 2023, there is limited publicly available information specifically about a "LIGHTWAVE-IC600" device. It's possible that LIGHTWAVE-IC600 could refer to a network interface card (NIC), a signal processing unit, or other similar hardware related to fiber optics or high-speed communication systems.