r/Metrology is a subreddit with 22k members. The community frequently discusses cmm, metrology, measurement, calibration, and software, and they frequently recommend/review 3d scanner, scanner, and microscope, and the most common flair used is general, advice, software support, other technical, and gd&t | blueprint interpretation.
Metrology is the science of measurement. This is where the people who do it for a living compare notes.
CMM programmers, calibration technicians, quality engineers, machinists, students, and the vendors who supply them. Bring prints, GD&T arguments, software problems, and equipment questions.
Vendors are welcome when they say who they work for. There is a monthly thread for services, sales, training, and jobs.
Popular Topics in r/Metrology
#1
Cmm
69 posts
#2
Metrology
66 posts
#3
Measurement
41 posts
#4
Calibration
29 posts
#5
Software
20 posts
#6
Gd&t
17 posts
#7
Probe
15 posts
#8
Pc Dmis
15 posts
#9
Calypso
13 posts
#10
Surface
12 posts
Products Discussed in r/Metrology
3d Scanner
7 reviews
#1
Surphaser
4.0★ from 2 reviews
#2
Leica
3.5★ from 2 reviews
#3
Zeiss
4.0★ from 1 review
Scanner
3 reviews
#1
Hex
5.0★ from 1 review
#2
Creaform
4.0★ from 1 review
#3
Faro
4.0★ from 1 review
Microscope
1 review
#1
DINO-LITE
4.0★ from 1 review
Flair Used in r/Metrology
#1
General
: "Help identifying probes"
7 posts
#2
Advice
: "Is creating measuring programs considered grunt work?"
7 posts
#3
Software Support
: "Mcosmos Sucks (New user) - Modus guy"
5 posts
#4
Other Technical
: "Inspection of Drill Depth on CMM"
2 posts
#5
GD&T | Blueprint Interpretation
: "Print Interpretation. Is this part Unconstrained?"
2 posts
#6
Showcase
: "I heard y'all like big CMMs 👀"
1 post
#7
Optical Metrology
: "Roundness on a Zoller"
1 post
Member Growth in r/Metrology
Yearly
+5k members(26.4%)
Similar Subreddits to r/Metrology
r/CMMQuarterly
24 members
100.0% / yr
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Last updated: October 3, 2026