SUNNYVALE, Calif., Nov. 14 -- DigiLens Inc., which manufactures electro-optic components for communications, imaging and display applications, announced today a $4 million first closing of its current private equity financing, including six leading venture investors. Crescendo Ventures led the investment. Earlier this month, DigiLens signed component development contracts with two Japanese corporations and began shipping sample orders for its dynamic gain equalizer chips. Joining in this closing were Alta Partners, Apex Investment Management, Noro-Moseley Partners, Johnson & Johnson...Read full articleRelated content from Photonics MediaArticlesHyperfluorescent Blue OLEDs Boost Display Efficiency, StabilityCommercial OLED applications such as display technologies require blue emitters that are more stable and efficient. 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