Daily News Briefs

nmLaser Products Inc., a Suunnyvale, Calif., manufacturer of high-irradiance laser shutters, is offering laser tutorials on shutter applications, at www.nmlaser.com. Another new feature, a "model finder," helps users select shutters using beam size, output power, repetition rate, pulse damage thresholds and other variables. . . . Photop Technologies Inc. a Fujian, China, maker of photonics products and provider of outsourcing services, has announced an agreement with Primanex, of Fremont, Calif., and China, to use its volume production platform for Primanex's magnetic-optical products. Photop will support Primanex with international marketing and dedicated production lines.