CIE_(1976) L~*a~*b~* color system and a digital camera and computer were selected to measure and compare characteristic of VITA shade guide and three types of metal ceramic restorations and those of repeated firings.
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美
- 本實(shí)驗應用CIE1976L~*a~*b~*顏色系統，采用高像素數碼攝影及計算機處理技術(shù)，對三種金瓷修復體顏色進(jìn)行測試，分析其顏色變化規律，并研究燒結次數對三種金瓷修復體的顏色影響，為臨床上金瓷修復體準確比色提供參考。
