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Its symbol is μm. The micrometre is commonly employed to measure the thickness or diameter of microscopic objects, such as microorganisms and colloidal particles.

4:51 8:25 How to use a digital micrometer - YouTube YouTube Start of suggested clip End of suggested clip And anvil be free of any debris that could cause a false. Reading when the spindle and anvil are inMoreAnd anvil be free of any debris that could cause a false. Reading when the spindle and anvil are in proper. Contact simply press the origin. Button this instantly resets the display to show all zeros.

To read either a . 001" or . 0001" micrometer, you place the material to be measured between the anvil and spindle, and then turn the ratchet until the spindle closes down and stops moving. Then you read the markings on the sleeve and thimble.

Micrometer: a detailed measuring instrument used to measure very fine, exact measurements. Spindle: the shiny cylindrical part of the micrometer that the thimble moves toward the anvil.

10:22 11:34 How to Read a Micrometer - YouTube YouTube Start of suggested clip End of suggested clip And look for which one of these numbers lines up with any line on the thimble disregarding theMoreAnd look for which one of these numbers lines up with any line on the thimble disregarding the number up on the thimble. We're only paying attention to these numbers.

Micrometers measure in increments of 0.001 inches (or 0.01 mm) for such precise readings as the thickness of washers, the width of bolts and more. This guide reviews the basics of micrometer reading. Standard micrometers have three scales that measure 0.1 inch, 0.025 inch and 0.001 inch, respectively.

2:41 16:19 How to Read Micrometers - YouTube YouTube Start of suggested clip End of suggested clip So in this case. We have five hundred thousandths on the main scale. And another nine thousandths onMoreSo in this case. We have five hundred thousandths on the main scale. And another nine thousandths on the thimble. So you add those two together five hundred plus nine is five hundred nine thousandths.