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Inside Digital Calipers

https://hackaday.com/2023/06/22/inside-digital-calipers/

If you do any kind of machining, 3D printing, or PCB layout, you probably have at least considered buying a pair of calipers. Old-fashioned ones had a dial and were mechanical devices, but lately, …

4 comments

solarbird

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Oh yeah, great tools. The old mechanical ones, though?Just as good. According to people I know, anyway. The cheap digital ones in particular are still great for 3D printing stuff but not necessarily actually as precise as a high-quality old analogue caliper.

Flaky_Fish69

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they're probably far from as acurate as an old school caliper. it's a fairly new thing that cheap calipers (digital and otherwise) have started getting made.

that said, for 3d printing...the cheapos are usually "good enough"

wjrii

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Where's my Vernier gang at?!?!

Although my god, even a halfway decent set of dial calipers is extremely satisfying to use.

DrNeurohax

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There's a great teardown on Big Clive's YT channel. https://www.youtube.com/watch?v=fKSSY1gzCEs
Really interesting just how accurate they are, and they don't require professional calibration over time (from what I understand).