水平仪笔

Material：PMMA
Accuracy：30′± 5′
Discription：“PEN”shape Bubble level，Clear import good material，Yellow Green Liquid，Dark Black Line（We can produce as your order,Change the liquid Colour,Line Distance,Two Line or One Line）
Where Use：Picture Farme,Photographic Equipment, Sight, Weighing, Surveying Instruments and others.
Guarantee Period ：Six Year