Micrometer
Micrometers[edit]
A micrometer is a widely used device in mechanical engineering for precisely measuring thickness of blocks, outer and inner diameters of shafts and depths of slots.
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Micrometer screw plus differential micrometer screw
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Depth micrometer with one extra probe
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Inside micrometers
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5.783mm
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5.78mm
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0.276inches
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for objects in range 175÷200 mm
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old micrometer
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old small micrometer
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The parts of a micrometer caliper, labeled.
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the answer is =main scale + dial scale - (zero error) =4.00 + 0.14 - ( 0.00)= 4.14 mm
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the answer is =main scale + dial scale - (zero error) =4.00 + 0.29 - ( 0.15) = 4.14 mm
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the answer is =main scale + dial scale - (zero error) =4.00 + 0.05 - ( -0.09) = 4.14 mm
Verniers[edit]
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Vernier & electronic height gauge
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Vernier height gauge adjusters
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Vernier height gauge, close up view
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Electronic height gauge, close up view
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Vernier close up
