Deals & More: PixelOptics grabs $45M for high-tech eyeglasses

Today’s funding announcements include chargeable spectacles, Twitter optimization tools and robotic balls:

PixelOptics raises $45M for electronic lenses: The Roanoke, Va.-based company has raised $35M in equity and $10M in debt funding from Safeguard Scientifics and others to develop eyeglasses. The company’s core product, called emPower, has dynamically focusing lenses, allowing the user to turn a reading functionality on when close-up vision is needed.

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SocialFlow brings in $7M to determine the best time to tweet: The social media optimization service has raised a first round of funding led by Softbank. A betaworks company, the New York-based startup helps media companies, brands and retailers determine the best topic and time for engaging users on Twitter. The company, which launched in June, has also announced a partnership with Twitter, allowing SocialFlow to incorporate Twitter’s data into its analytics.

Orbotix gets $5M for robotic toy: The maker of Sphero, a robotic ball developed for entertainment, has raised a second round of funding from the Foundry Group and Highway 12 Ventures. A TechStars alum, the Boulder, Colo.-based company debuted the Sphero at the Consumer Electronics Show in January and plans to launch the product next holiday season.

GoldSpot Media raises $12M for mobile ad tool: The developer of a self-serve solution for managing mobile ad campaigns has raised a second round of funding from Exa Ventures and Berg Enterprises. Based in Sunnyvale, Calif., the company lets publishers and advertisers create and track in-app and mobile web campaigns across all smartphones and tablets.