CH252 helmet: Difference between revisions

The ECH252 is an enclosed variant of the standard CH252 helmet.<ref>'''Halo Encyclopedia (2011)''', ''page 57''</ref> The helmet can be fully enclosed and environmentally sealed, featuring either a polarized or unpolarized visor; this sealed configuration is the basis of the [[Beta-5 Division]]'s [[military police]] [[MJOLNIR Powered Assault Armor/Mark V(MP)|helmet]], which is a shared asset among the branches of the [[UNSC Armed Forces]]. This version can be used with [[vacuum suit]]s during [[extra-vehicular activity]].<ref>'''Halo: Reach''', campaign level ''Long Night of Solace''</ref> It is also utilized during terrestrial combat as part of the Marine Corps' Atmospheric/Exoatmospheric (A/X) BDU,<ref>[http://halo.xbox.com/forums/games/f/5/p/7250/70316.aspx#70316 '''Halo Waypoint Forums''': ''The UNSC Army discrepancy in CE can be fixed'']</ref>, which can provide protection from the environmental hazards caused by [[glassing]].<ref>'''Halo: Reach''', campaign level ''[[The Pillar of Autumn (Halo: Reach level)|The Pillar of Autumn]]''</ref> This variation is standard-issue for the Air Force's [[UH-144 Falcon]] and [[YSS-1000 Sabre]] pilots. The Beta-5 Division's MP helmet can also be used in conjunction with [[MJOLNIR Powered Assault Armor|MJOLNIR armor]].<ref name="H:R"/> When the user speaks with the non-MJOLNIR variant, the mouthpiece that encloses the helmet moves in tandem with the lower jaw.<ref name="H:R"/>