LED backlight with A4-sized light emitting surface Free working distance zoom lens Long base specification with wide work space Magnification (x): 0.9 to 100 Working distance (mm): 350 to 150 Frame rate: Maximum 30fps Effective field of view (mm): 0.9 to 100 Effective pixel count: 2592 x 1944 Base尺寸w(mm):350 基础维度D(mm):450 成像元素:1/2.5“ CMOS图像传感器 视野(mm):195 x 146至6.9 x 5.2 5.2 使用已 Microsoft Japan支持的操作系统时发生的问题。