在“欧洲萨托利2006”国际防务展上,以色列的ODF光学有限公司展示了称为“眼球”R1的监视侦察器。其外形呈球状,质量0．57kg,大小像网球,内装运动探测器、近红外发光二极管照明灯、麦克风、声音记录器、无线电发射机和锂电池,外面是像岩石一样作伪装的橡胶层。这种监视侦察器可投掷或吊挂。因为质心在底部,从门窗向室内投掷后,“眼球” ODF Optics Ltd. of Israel presented a surveillance scout called “eyeballs” R1 at the “Europe's Sartely 2006” International Defense Exhibition. Its appearance is spherical, quality 0.57kg, the size of tennis, built-in motion detectors, near-infrared LED lights, microphones, sound recorders, radio transmitters and lithium batteries, the outside is like a rock camouflage rubber layer. This surveillance reconnaissance device can be thrown or suspended. Because the center of mass is at the bottom, after throwing it from doors and windows to the room, “eyeballs”