皇冠比分

扬州华辉试验机

Huahui Test Machine

全国免费咨询

皇冠比分0514-86276678

当前位置:皇冠比分>>技术文章

密度计的正确使用方法

发布时间:2014-04-16 13:04:30 分类:技术文章 来源: 点击:次

    密度计是用来监测彩色印刷过程的精确性。密度计通常是手持式设备,可以采用透射光测量照相底片的密度,或使用反射光测量印刷品色彩的密度。密度计有两种基本的类型--透射型用来测量胶片的密度;反射型用来测量印刷品的密度;还有一种混合型的密度计,包含前面两种的特性。

皇冠比分     SHIYONGTOUSHEMIDUJIKEYICELIANGJIAOPIANDEZUIXIAOMIDUDmin(JIAOPIANSHANGKONGBAIBUFENDEMIDU,LIXIANGZHIWEI0.05)HEZUIDAMIDUDmax(TUXIANGBUFENZUIDADEMIDUZHI,LIXIANGZHIWEI4.0),ZHEIXIEZHIDUIYUZAIJIAWANGPUGUANGSHIYUCEGUANGDEZULIHEJIAOPIANDETOUGUANGTEXINGSHIFEICHANGYOUYONGDE。TAMENHAIKEYICELIANGWANGDIANMIANJIBAIFENBIHEJIEDIAODETEXING。FANSHEMIDUJICELIANGYINSHUAPINSECAIDEGUANGXUEMIDU,DUIYUGUANCHAYOUMODEMOCENGHOUDUDEBIANHUASHIFEICHANGYOUYONGDE。LINGWAI,MIDUJIHAITIGONGLEYIXIEGUANYUTUXIANGTEXINGDESHUJU,RUSECHAHEHUIPINGHENGZAIWANGDIANYINSHUAZHONG,DANGWANGDIANCONGJIAOPIANDAOWANGBANZUIZHONGDAOCAILIAODEZHUANYIGUOCHENGZHONG,HUIFASHENGWANGDIANKUODAHUOSUOXIAODEXIANXIANG。LIANGZHONGLEIXINGDEMIDUJIDOUYUNXUNILIJIEWANGDIANDEBIANHUA,YIBIANKEYIDUIWANGDIANJINXINGBUCHANG,BINGYUCEZUIZHONGDEJIEGUO。DANGUANYUWANGDIANKUODAHEQITATUXIANGSHUXINGDESHUJU,ZHIYOUZAININYIJINGJIANLILEHELIDEFANWEIHOU,CAISHIYOUYONGDE,ZHEISHICAINENGTONGGUOMIDUJIPANDUANWANGDIANBAIFENBIZAICHUANDIDEGUOCHENGZHONGBAOCHIYIZHI。MIDUJISHISIWANGYINSHUAZHONGZUICHANGYONGDEGONGJUZHIYI,TONGSHIDUIYOUGUANMIDUDERENHEGONGYERUBENANYINSHUAHEPINGYINDOUSHIFEICHANGYOUYONGDE。XUEXISHIYONGTAMENBINGBUXUHUAFEIHENZHANGDESHIJIAN,JISHIHUAFEIYIDIANSHIJIANLAIXUEXITAYESHIZHIDEDE。ZUIZHONGYAODESHIKEYICONGZHONGXUEDAOGENGDUOKONGZHISECAIDEFANGFA,TONGSHIYEKEYIWEIGONGSIJIANSHAOHENDUOLANGFEI。