Albuquerque, New Mexico-based optical equipment manufacturer CVI has agreed to purchase laser technology provider Melles Griot from Barloworld Scientific Ltd., CVI revealed Wednesday. Terms of the deal were not revealed, but CVI said the transaction should close within the next few weeks. Melles Griot, which has facilities throughout North America and Europe, manufactures optical components and systems, lasers, motion-control systems, laser measurement instrumentation and opto-mechanical hardware. Headquartered in Albuquerque, N.M., CVI has manufacturing centers in New Mexico, California, Great Britain and South Korea. CVI is a portfolio company of private equity firm Norwest Equity Partners.