Recent Blogs
Micrometer Screw (compound Thread) Mechanism: How Differential Threads Work, Parts and Uses
Micrometer screw with compound (differential) thread explained — how it works, the formula, real measurement examples, and selection tradeoffs for precision work.
Differential Screw (compound Pitch) Mechanism: How It Works, Diagram, Formula & Uses Explained
Differential Screw explained: how compound-pitch threads deliver sub-micron motion in optics, machine tool calibration, and precision adjusters.
Spherometer Mechanism Explained: How It Works, Parts, Diagram, Formula and Uses
A spherometer measures the radius of curvature of lenses, mirrors, and curved surfaces. Used by opticians and machinists for sub-micron accuracy.
Micrometer Screw Adjustment Mechanism Explained: Parts, Diagram, Formula, and Precision Uses
Micrometer screw adjustment delivers sub-micron positioning for optics, metrology and machining. See the formula, worked example and selection guide from FIRGELLI.