Primary source: www2.mitutoyo.co.jp/eng/products/menu/QuickGuide_Calipers.pdf
Verified locator: Mitutoyo, Quick Guide to Precision Measuring Instruments, Calipers excerpt, printed pp. 16–17 (PDF pp. 1–2). Types of Vernier Scale: 0.05 mm spacing difference, standard versus long vernier. Sources of Error and Moving Jaw Tilt Error discuss force, jaw geometry, thermal differences and readability versus accuracy. The excerpt has no verified edition date.
Printed p. 17, Moving Jaw Tilt Error: the worked manufacturer example uses slope 0.01 mm over 50 mm and jaw depth 40 mm, giving tip error (40/50) times 0.01 mm = 0.008 mm. The following note warns that guide wear can cause error even with correct measuring force. www2.mitutoyo.co.jp/eng/products/menu/QuickGuide_Calipers.pdf
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