主体
       
                                 
                                  镜头画幅全画幅镜头
                           
                                             
                                  品牌索尼 SONY
                           
                                             
                                  型号SEL70200GM
                           
                                             
                                  类型远摄变焦
                           
                                             
                                  卡口类型索尼卡口
                           
                             
     
               
        规格
       
                                 
                                  镜头类型变焦镜头
                           
                                             
                                  遮光罩有
                           
                                             
                                  镜头规格中长焦镜头
                           
                                             
                                  镜头结构18-23
                           
                                             
                                  最近对焦距离约0.96m
                           
                                             
                                  光圈叶片数
                 
                   
                   
                     
                     
                        相机镜头光圈的大小是通过镜头内叶片的变化来调整的。光圈叶片数就是指镜头内用来调整光圈的叶片数量。一般来说，数量越多，在光圈的调整时也就能实现更高的精度，目前6～9片是比较常见的。
                     
                   
                 
                  11
                           
                                             
                                  滤镜口径
                 
                   
                   
                     
                     
                        相机镜头口的螺纹就是用来接各种滤镜以及外挂镜头的。不过，不同型号相机的螺纹直径是不一样，这圈螺纹口径就叫做滤镜口径。
                     
                   
                 
                  77mm
                           
                                             
                                  尺寸（直径 x 长度）约88.0 x 200mm
                           
                                             
                                  重量约1480g（不含三脚架卡口）
                           
                                             
                                  自动对焦马达支持
                           
                             
     
     
                                       
                        包装清单
                        SEL70200GM镜头 (1)
镜头遮光罩 (1)
前镜头盖 (1)
后镜头盖 (1)
镜头袋 (1)
产品说明书 (1)
保修卡 (1)
外包装 (1)