Hear why Zenni Optical has set its marketing sights on partnerships

What do the San Francisco 49ers, Chicago Bulls, esports team Golden Guardians and Broadway musical “Tootsie” have in common? Their glasses.Each of those entities has struck a deal with Zenni Optical, a 16-year-old online optical retailer that has just started to flex its marketing muscles in the past couple of years.The name Zenni, conceived by co-founder Tibor Laczay, is meant to be a mashup of Zen, with the “ni” added to give the brand more of a fashion feel. Until