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Blog tags: What's wrong with my test indicator? A cosine error discussion
"What's wrong with my test indicator?" A cosine error discussion
The Dial Test Indicator is one of the most popular and most commonly misused measuring tools. The fact that the test indicator’s contact point moves in an arc instead of a straight displacement is the root of the problem. An issue known as cosine error occurs when the contact point is not parallel with the surface to be measured. Read more
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