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(a) Schematic of linear shrinkage evaluated in the direction perpendicular to the light curing front; (b) preparation of cylindrical specimens for compression test with diameter of 3 mm and height of 4 mm; (c) set-up adopted for the simultaneous measurement of cuspal distance, temperature, and light intensity; (d) description of the elements involved for the simultaneous measurement of cuspal distance, temperature, and light power.
