Helmet, EV, Cernan, Apollo 17

This Lunar Extra-Vehicular Visor Assembly (LEVA) was worn by astronaut Harrison "Jack" Schmitt, Lunar Module Pilot of the Apollo 17 mission to the Taurus-Littrow valley on the moon in July/August, 1971. This was the last lunar mission.The A7-LB Lunar Extravehicular Visor Assembly consisted of a polycarbonate shell onto which the cover, visors, hinges, eyeshades and latch are attached. It consisted of two visors, one covered with a thermal control coating and the other with a gold optical coating. It had one center and two side sunshields which could be raised and lowered independently of the other two visors. This visor was worn over the pressure helmet and fastened with a latch during EVA periods and provided impact, micrometeoroid, thermal, ultraviolet and infrared light protection.Transferred to the national Air and Space Museum from NASA in 1974.