Question

How do you determine the pitch of a spherometer ? Also explain sagita of spherometer

Answer 1

a spherometer can measure both a positively or negatively curved surface to high accuracy.The micrometer measures the distance above or below the plane of the three legs. In optics, the distance h is called the sagitta, referred to using the letter h or s, for the depth of glass removed from a lens.

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Answer 2

Answer:

how do you determine the pitch of a spherometer ? also explain sagita of spherometer