Isaac Kremer/ November 23, 2025/ / 0 comments
A type of hand-level consisting of a small tube with a spirit bubble mounted on the upper side and a refracting prism or a reflector to show the bubble in the field of vision. (Bridge, 2019)
Your email address will not be published. Required fields are marked *
Δ
This site uses Akismet to reduce spam. Learn how your comment data is processed.