Recent Blogs
Micrometer Screw (compound Thread)
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)
Differential Screw explained: how compound-pitch threads deliver sub-micron motion in optics, machine tool calibration, and precision adjusters.
Micrometer Screw Adjustment
Micrometer screw adjustment delivers sub-micron positioning for optics, metrology and machining. See the formula, worked example and selection guide from FIRGELLI.
Differential Screw and Gear Movement
How a differential screw delivers sub-micron linear motion from a hand crank. Working principle, formula, worked example, and uses in optics and metrology.