Methods In the same condition,CIE1976L*a*b* color system,a digital camera,computer and a standard light source were selected to measure and compare the characteristics of A2 shade slice in the shade guide and three types of metal ceramic restorations.
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美
- 方法應用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),在標準光源及相同條件下,采集了24件3種金瓷修復體與A2比色片的樣本圖片,測量、分析其色度值。
