Umbra: halitta launi da kuma ta inuwõyinta suna kusa,

Umbra - da launi da cewa mutane samu daga halitta da kanta. Dumi duniya, cikin kututturan itatuwa, m kayan yaji, share swamps, dumi dabba Jawo - wannan jam'iyya ta kira wannan wata dumi launi, da kuma shi ne a gare su da hotuna sau da yawa amfani. Amma babban shugabanci na aikace-aikace - aikace-aikace na da zurfi da kuma taushi inuwa a lokacin da jawo jikin mutum.

launi Features

Umbra halitta - da launi, wanda yana nufin irin ocher, amma ya hada da mafi da manganese. Wannan bangaren kayyade kasancewar wani greenish ya dafa.

A sakamakon halitta hanya, wannan Paint ne resistant da ta kafe fairly da sauri. A bakin ciki Layer na halitta umber wani lokacin amfani da su sauran Paint amfani a kan shi, bushe fitar ma da sauri.

hadayu umber

Na dama halitta launi shirya Kalam. Alal misali, saboda calcination a zazzabi na 400-600 ° C, Halitta umber zama ja-jan karfe da kuma ruwan kasa tabarau. Saboda haka samun hadayu umber launi wanda ake amfani da su zana da tubali da gine-gine, inuwõyinsu, fata, drapery.

Green inuwõyinta suna kusa umber

A lokacin da ƙara wasu aka gyara samu halitta greenish tabarau. Irin wannan Additives ne: spinel kore, kore hromoksid, hydrates, da baƙin ƙarfe, da manganese oxides da aluminosilicates. Light kore da kuma duhu kore Umbria yana da guda launi zaman lafiya da kuma ikon bushe da sauri, da kuma cewa shi ne na halitta, saboda a wadannan launuka kuma ƙunshi manganese. Duk da haka, ka sani cewa lokacin da a haɗa zuwa ga asali man Paint ya dafa iya zama a bit duhu.

Amfani da zanen

Umber artists amfani don amfani inuwa a cikin fata mãkirci maye gurbin baya amfani maginin kore. Umber greenish tint ne sosai daukarsa a cikin painters. Alal misali, Rembrandt da Rubens yi imani da cewa umbra - da launi, wanda shi ne kawai makawa ga shaci.

Kuma idan ka Mix da Paint garun da farar ƙasa, za ka iya samun wani kore da azurfa launin toka. Vermeer gauraye da farar ƙasa umber ga na farko almara. Na samu wannan Paint a cikin ayyukansu, kuma a cikin na share fage. Domin siffar ma'ana inuwa a kan fararen ganuwar da Vermeer amfani umber gauraye da baki fenti da farar ƙasa. Sauran artists na lokaci ma, an yi amfani da ko'ina wannan hade.

Don samun wani ruwan kasa tinge a kan haske sautin ƙasa amfani m ko translucent Layer na Umbria. Launi ne taushi, amma ba mai haske.

Yadda za a samu, inuwõyinta suna kusa Paint umber?

Yawanci, a sa na launuka da cewa inuwa ne, a cikin purest siffan, da kuma cewa shi ne amfani da, don samar da sauran launuka, amma ba sabanin haka ba. To, idan aka ba kunshe a cikin kit ko fenti a kan, shi yana iya zama dole don samun shi da hadawa.

Halitta umber - da launi, wanda aka samu daga ciyawa-kore Paint da cadmium ja haske, da Bugu da kari na fari da kuma ultramarine. Shade yana da zurfin da softness.

Hadawa duhu ja da ciyawa kore, za ka iya yin kyau inuwa ƙona umber. A launi cakuda ya kasance mafi bayyane, ƙara bit na fari.

Green umber shirya ta ƙara da na halitta launi na sanyi ko dumi tabarau na kore, dangane da ake so sakamakon.