LD projection lens LEDU投影镜头

松下液晶激光专业投影仪替代短焦镜头0.5-4.7:1
奥图码投影镜头
奥图码投影镜头
奥图码专业投影机镜头
DLP 0.6:1 0.7:1 0.8:1 0.65-0.76:1 1.05-1.7:1 0.7-1.2:1 2.9-5.5:1
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