ASQ Certified Quality Engineer (CQE) — Question 83

A typical use for the optical comparator would be to measure

Answer options

• A. Surface finish.
• B. Contours.
• C. Depth of holes.
• D. Diameters of internal grooves. B

Correct answer:

Explanation

The optical comparator is primarily used for measuring contours due to its ability to provide precise visual comparisons of part shapes against a standard. While it can also aid in assessing diameters and other features, it is not designed specifically for measuring surface finish or hole depths, making those options less relevant.