**PLEASE NOTE THIS IS A VIRTUAL PROGRAM THAT WILL TAKE PLACE VIA ZOOM. Registrants will receive a link to access the Zoom Meeting via email.** 

Robert A. Gonsalves, Emeritus Professor of Electrical and Computer Engineering at Tufts University, will discuss the history of the telescope . Learn about Galileo's two-lens telescope; Newton's curved mirror design; earth-bound telescopes which remove the star-twinkling distortion of the earth's atmosphere; the Hubble Space Telescope; and the James Webb Space telescope. See some breathtaking photos of the universe as seen through the eyes of the Hubble telescope. 

About Robert: Robert Gonsalves, Ph.D., is a nationally renowned expert in the field of image processing. In 1990, Gonsalves helped NASA fix the Hubble Telescope by calculating a prescription to correct an optics flaw. He more recently served as an optics advisor to NASA for the James Webb Space Telescope.

Sponsored by the Friends of the Library and the Tewksbury Cultural Council, a local agency, which is supported by the Massachusetts Cultural Council, a state agency.