Circular bubble level

Spirit Level Bubble Vial

Our company specialized in the research and manufacturing and sale of level vial with advanced facilities and rich experience.
There are three hundred kinds of products in our company including:
1) glass spirit level vial
2) metal body level component
3) metal circular level
4) electronic vial
5) plastic spirit level vial
6) High precision glass vials
7) curved glass spirit level vial
8) sensor level
9) special spirit level

The sensitivity is from 60′/2mm to 2" /2mm. Our products have been used widely in optical and electronic instrument such as theodolite, level, compass level, electronic scale, total station and etc .

How does a bubble level work?

A level indicates the horizontal plane. With a bubble of air inside a vial of encased liquid, the level shows when its frame is exactly horizontal with the earth's surface, called "level." Longer levels typically have additional vials turned perpendicular so the tool can measure vertical "plumb.