From the Sacramento Business Journal:

"VSP has acquired Capitol Optical in Olympia, Wash.
A full-service optical laboratory, Capitol Optical produces an in-house anti-reflective coating called Ethos and distributes other advanced ophthalmic products.
Financial details were not released.

“Capitol Optical will help us better serve VSP doctors and their patients in the Pacific Northwest,” Don Oakley, president of VSP Optics Group, said in a news release. “To benefit our customers, we will transform Capitol Optical into a world-class laboratory by enhancing current capabilities and incorporating the latest in advanced lab equipment. That work will begin immediately.”