What is a Micron and how do you define flatness?

What is a Micron and how do you define flatness? How Big is a Mircon and Units of Measurement Used to Define Flatness. What are the Performance Capabilities of a Lapping machine

Flatness - Dimensional Consulting

Planhetsmätning - HonTech AB

MECHANICAL DESIGN ENGINEERING – Geometrical Dimensioning and Tolerancing_What is the FLATNESS tolerance? – Computer Aided Design & The 118 Elements

Measure the Evenness - ACCRETECH (Europe)

A Single Step Lapping and Polishing Process for Achieving Surfaces of Compound Semiconductors with Atomic Flatness using a Sub-micron Agglomerate-free Alumina Slurry - UNT Digital Library

Surface Finish and Flatness

Flatness – Surface vs. Feature of Size

Flatness Vs. Profile Controls - TES-technologies

Why Air Bearings Provide Better Straightness and Flatness

Measuring Flatness, Measuring Form Tolerance, GD&T Fundamentals

Feature Control Frame