The JSOP Program Management Office is utilizing Alion’s research and simulation expertise in night vision, ammunition, accessory power, material replacement and noise/flash suppression.
The system can take a picture of the user's face, "without a flash, any noise, or any indication that a picture is being taken to prevent the current user from knowing he is being photographed";
此系统能为用户面部照相，“无声无息无闪光，也没有任何提示，当前用户根本不知道自己已经被留影了”；
3
The iPhone 4 is 9.3mm thick (a quarter thinner than the iPhone 3GS) with two built-in cameras (one on the front and one on the back with an LED flash), and two microphones for noise cancellation.