Figure 3. Casting misfit terminology. a = internal gap, b = marginal gap (measured in the this study), c = overextended margin, d = underextended margin, e = vertical marginal discrepancy, f = horizontal marginal discrepancy, g = absolute marginal discrepancy, h = seating discrepancy

From

Comparison of Marginal and Internal Fit of Different CAD/CAM Copings

Recep Kara

International Journal of Dental Sciences and Research. 2020, 8(4), 105-111 doi:10.12691/ijdsr-8-4-6