光学元件标识升级公告
燕尾槽导轨适用于搭建高稳定性及刚性的实验室系统
弹簧式手拧螺丝用于固定滑块位置
导轨带公制和英制单位刻度
燕尾槽导轨滑块，卡入式结构设计
25 mm矩形铝型材导轨槽可配合安装机械件
导轨配合配件构建紧凑结构
配合构造立方可搭建基础罩壳
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