Monrovia-based Ondax, a manufacturer of volume holographic grating filters and lasers, said Tuesday that it has officially closed its $2.2M, Series E funding round. The round was led by Prospector Equity Capital and Arcturus Capital, and also included the Pasadena Angels and Tech Coast Angels. Andrea Belz joins the firm's board as part of the funding, representing both the Pasadena Angels and Tech Coast Angels. Those two angel groups had announced their involvement in the funding in December. More information »