日本三丰投影机PJ-A3010-200数位式回转萤幕玻璃,方便角度量测选配镜头倍率为20X,50X,100X附有数位式X,Y计数器,可外接QM-200等多功能数显器载物台的积载量***大可承受15Kg的物件载物台活动行程***大可达200X100mm内键光学尺***小表示量为0.001mm；规格参数:型号PJ-A3005D-50PJ-A3010F-100PJ-A3010F-150PJ-A3010F-200投影幕直径315mm315mm315mm315mm镜头10X(标准)10X(标准)10X(标准)10X(标准)载物台行程50X50mm100X100mm150X50mm200X100mm读取装置电子测头光学尺光学尺光学尺载物台面积152X152mm250X250mm280X152mm380X250mm***大载物重量8Kg10Kg10Kg15Kg)