面议元2023-02-21 13:15:56分享举报
仰萍
注册时间:2020-04-07
焦距200mm 纹距 0.2mm 光斑大小:直径8mm
实用范围:平面书签放大,投影放大,光学仪表仪器,太阳能聚光Applications:magnifying shape projector,optical instrumental cover, solar power technology