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How do you read a thousandth caliper?

by Bobbi Devlin

How do you read a thousandth caliper?

The first number to the right of the decimal is ‘tenths of inches. The second number to the right of the decimal is ‘hundredths’ of inches. The third number to the right of the decimal is ‘thousandths’ of inches.

What tool measures thousandths of an inch?

Vernier caliper
Reading the measurement on a Vernier caliper can be tricky. However, it can measure to the accuracy of one-thousandth of an inch (up to 2 decimal places). A Vernier caliper has two rulers: the main scale and the sliding Vernier scale.

How do you read a micrometer in thousandths?

To read the micrometer in thousandths, multiply the number of vertical divisions visible on the sleeve by . 025, and to this add the number of thousandths indicated by the line on the thimble which coincides with the reading line on the sleeve.

How to read a vernier scale?

First take the reading on the main scale.

  • Now take the reading on the secondary scale. This is the value of the scale that aligns with the centre line of the main scale.
  • Now add the two readings to get the final reading.
  • In case of a micromanipulator,the linear scale is read first. Then the rotational scale is read. The rotational scale has 50 increments.

    • How to use a vernier caliper?

    Slide one of the jaws against the object. The caliper has two types of jaws. The larger ones tighten around an…

  • Read the main scale where it lines up with the sliding scale’s zero. The main scale on a Vernier caliper typically…
  • Read the Vernier scale. Find the first mark on the Vernier scale that lines up perfectly with…

    • How to read a caliper?

    Zero out the dial: close the jaws and check that the indicator points to “0” on the dial face.

  • Adjust the jaws to measure the object.
  • First,look at the sliding jaw and note the last main scale graduation that it passed.
  • Next,look at the dial and determine which number the hand is pointing.
  • The final reading is the sum of these two readings.