MIL-DTL-11352J, DETAIL SPECIFICATION: BLOCK, VISION: BULLET-RESISTANT (22-SEP-2010)

MIL-DTL-11352J, DETAIL SPECIFICATION: BLOCK, VISION: BULLET-RESISTANT (22-SEP-2010)., This specification covers bullet-resistant vision blocks of two different types of construction, designed for use in combat type vehicles. In addition, this specification covers vision blocks with and without laser protection filters (see 6.1). Vision blocks covered by this specification are intended to provide direct vision for vehicle personnel and minimize injury of personnel resulting from small caliber projectiles. Type I and II vision blocks are intended to be interchangeable. This specification covers vision blocks with and without laser protection filters. The vision blocks are military unique because they are used in combat areas only and have no commercial application.