【图文】解读切工好坏对钻石美观的影响

 　　renmenduizuanshidexiai，chulezuanshibenshendetexing，ru：jianying、yonghengzhiwai，zuizhongyaodehaiyoutademeili，jiranshuozuanshidemeili，neijiuyidingshiyongyanjingkandaode，neimewomenkeyikendingdeshuo，zuanshidemeishiyinweizuanshideguang。neime，shenmeyingxiangzheizuanshidemeiguan?yingxiangzhezuanshideguangni?

　　zuanshi4c：zhongliang、yanse、jingdu、qiegongdoushiheguangyouguanxide，zhongliangyueda，fansheguangxianjiuyueduo，ziranyejiuyuepiaoliang，zuanshideyanse、jingdujiubuxiangxishuole(yiqianwenzhangzhongyoujieshao)，zuinanzhuomodejiushizuanshideqiegong，ranerqiegongyoushijuedingzuanshimeilideyigezhongyaoyinsu。

　　yiweizuanjiewangrenwei：zuanshidehuocaifenweihuohecai

　　huo—shizuanshideliangdu，zuanshifansheguangdeshuliang。

　　cai—shizuanshideshanyao，zuanshifansheguangdezhiliang(qingkan：zuanshihuocaijibaxinbajianxiangjie)。

　　huocaishijuedingzuanshimeilidezhongyaoyinsu，erqiegongzejuedinglezuanshihuohecaidezhanxianfangshi。jintianwomenlaixiangxijiangjiezuanshiguangxiandeshuliang。yexuninyijingzhidao，yikeqiegongwanmeidezuanshikeyibadabufenguangxianfanshehuiqu(rutu)

　　qiegongchadezuanshi，guangxianhuicongxiamianluchu(rutu)，jiuhuiandan。

　　这是如何产生的呢?

　　zuoyigegaozhongguangdequanfansheshiyan(ruxiatu)，dangjiguangsherulengjingshangshi，keyikandaomingxianbeizheshe：jiexialaiwomenlaigemoxing(rutu)：

　　dangdadaoyidingjiaodushi，jiufashenglequanfanshe(rutu)：

　　jiexialaiwomenlaigemoxing(rutu)：

　　dangguangxianzhaoshedaobolishangshi，yibufenguangxianhuibeizheshe，yibufenguangxianhuibeifanshe。

　　zhuandongjiaodu，dangguangxianyubolipingmianchuizhideshihou，zheshewanquanxiaoshi，suoyideguangdoubeifanshe，dangbaifenbaideguangxianquanbudoufansheguolai，zheizhongxianxiangjiaozuoguangdequanfanshe。rushejiaohefanshejiaodaxiaoxiangtong，ganghaofashengquanfanshedeshihou，neigejiaodujiaozuolinjiejiao，dayulinjiejiaodeshihouguangfashengquanfanshe，bolidelinjiejiaoshi46°，zuanshidelinjiejiaozhiyou24.4°，xiangduilaishuozuanshibijiaorongyifashengquanfanshexianxiang。

　　ruxiatu：dangguangxiansheruyouzhiqiegongdezuanshinei，huifashengjicidequanfanshe，yushichanshenglezuanshidehuocai。

　　xianzaizuogeduibi(rutu)：

　　zuobianshiyikeqiegongfeichanghaodezuanshi，youbianshiyikeqiegongxiangduijiaochadezuanshi，dangguangxiansheruguangzaizuanshineideguangxianquanbufanshehuilai，guangxiandeshuliangduo，zuanshihenshanhenpiaoliang，erlingyike，zeshiyoubufenguangxiancongzuanshixiafangpaochu，fanshedeguangxianshao，zuanshijiuyouxieandan。

　　如图：

　　lixiangzuanshiqiegongyousigezhongyaoyinsu：taimiankuandu、zhijing、guanjiaohetingjiao，taikuanbidengyuzuanshikuanduchuyizuanshizhijing。

　　womenlaikanyike3exqiegongdezuanshiguangfanshemoxing(rutu)：

　　guangxiantongguozuanshitaimianjinruzuanshi，fashengliangciquanfanshe，congzuanshitaimianshechu，congzheixierushejiaolaikan，guangxianderushejiaodayuzuanshidelinjiejiao24.4°，guangxianzaineibufashengquanfanshe，erzaizuihoudisanbudeshihourushejiaoxiaoyu24.4°，suoyiguangxianlouchulai，huidaoyanjing。

　　dangguangxiancongzuanshiguanbusheru(rutu)：

　　zuanshiderushejiaotongyangdayu24.4°，fashengliangciquanfanshe，zuihouxiaoyulinjiejiaoguangxiancongzuanshitaimiandaoyanjing。zaiwanmeiqiegongdezuanshili，suoyoucongguanbuyijitaimiansherudeguangxiandoukeyibeifanshehuilai，wanmeiqiegongdezuanshifansheliangzuida，zheiyeshiwanmeizuanshidedefanshetexing。yucitongshiwanmeiqiegongshiyigefanweineidexingzhuangbili。

　　xianzaizengdatingjiao1°(rutu)：

　　keyikandao，1°degaibianduizuanshideguangxianyoulehendayingxiang，youyibufenguangxianbunengpaohuiqule(gdengjiqiegong)。

　　jiexialaiwomenkanyigepoolqiegongdezuanshi(rutu)：

　　keyikandaodabufendeguangxiandoubunengfanshehuilai。zaixianshishenghuozhong，womenkeyitongguoqiegongjinglaichakanzuanshideqiegong，liyongdejiushizuanshiquanfanshedeyuanli，tongguoshangxialiangzhongbutongyansedengguangzaizuanshishangdezheshefanshelouchulaideguangdeqingkuanglaipanduanzheigezuanshiqiegongdezhiliang。

　　rushangtu：zuobianshiyikeqiegongexdezuanshi，youbianzeshiyikeqiegongjiaochadezuanshi，keyikandaozuocedehongguangbeiwanquanfanshe，eryoucedemeiyouwanquanfanshe，hainengkandaoxiamianlansededengguang。