{"id":4250,"date":"2021-05-14T00:45:03","date_gmt":"2021-05-13T22:45:03","guid":{"rendered":"https:\/\/www.proof.de\/?p=4250"},"modified":"2025-10-22T15:37:17","modified_gmt":"2025-10-22T13:37:17","slug":"sferiskas-galvas-merisanas-ierices-and-specular-components-clear","status":"publish","type":"post","link":"https:\/\/blog.proofs.de\/lv\/kugelkopfmessgeraete-und-specular-component-erklaert\/","title":{"rendered":"Sf\u0113risko galvu m\u0113r\u012bt\u0101ju un spogu\u013ckomponentu skaidrojums"},"content":{"rendered":"
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\n Nov\u0113rt\u0113jiet tagad<\/span>\n <\/div>\n <\/div>\n\n

Da\u017e\u0101das virsmas var ietekm\u0113t gan objektu kr\u0101su, gan izskatu. Kr\u0101sains un sp\u012bd\u012bgs objekts ac\u012bm parasti \u0161\u0137iet pies\u0101tin\u0101t\u0101ks, bet l\u012bdz\u012bgs objekts ar mat\u0113tu, izklied\u0113tu virsmu \u0161\u0137iet bl\u0101v\u0101ks.<\/p>\n\n\n\n

Ja no vienas un t\u0101s pa\u0161as melnas plastmasas izveido glanc\u0113tu, pusmat\u0113tu un mat\u0113tu virsmu, glanc\u0113t\u0101 virsma bie\u017ei vien \u0161\u0137iet vismeln\u0101k\u0101, bet \u013coti mat\u0113t\u0101 virsma - iev\u0113rojami gai\u0161\u0101ka. To pa\u0161u efektu var nov\u0113rot ar\u012b filmu lamin\u0113\u0161an\u0101<\/a>: sp\u012bd\u012bga lamin\u0113ta tum\u0161i zila vai melna kr\u0101sa \u0161\u0137iet pies\u0101tin\u0101t\u0101ka un tum\u0161\u0101ka, savuk\u0101rt mat\u0113ta lamin\u0113ta melna kr\u0101sa cilv\u0113ka ac\u012bm \u0161\u0137iet gai\u0161\u0101ka un pel\u0113c\u012bg\u0101ka gaismas dif\u016bz\u0101s refrakcijas d\u0113\u013c.<\/p>\n\n\n\n

Cilv\u0113ki uztver objektu kr\u0101su, pateicoties no tiem atstarotajai gaismai, un da\u017e\u0101das virsmas atstaro gaismu at\u0161\u0137ir\u012bgi. T\u0101p\u0113c parasti m\u0113s at\u0161\u0137iram divus veidus, k\u0101 gaisma tiek atstarota no objekta: Spogu\u013catt\u0113ls un dif\u016bz\u0101 atstaro\u0161ana<\/strong>.<\/p>\n\n\n\n

\"Mat\u0113tu<\/a><\/figure>\n\n\n\n

<\/a><\/h2>\n\n\n\n

Atspogu\u013cojuma atspogu\u013cojums<\/h2>\n\n\n\n

Spogu\u013catt\u0113ls ir tad, ja gaisma no gaismas avota tiek atstarota vien\u0101d\u0101, bet pret\u0113j\u0101 le\u0146\u0137\u012b. Vienk\u0101r\u0161\u0101k sakot, to var izt\u0113loties k\u0101 bumbi\u0146as atlek\u0161anu no gludas gr\u012bdas un atlek\u0161anu atpaka\u013c t\u0101d\u0101 pa\u0161\u0101 le\u0146\u0137\u012b. \u0160is atstarojums galvenok\u0101rt rodas uz objektiem ar sp\u012bd\u012bg\u0101m, glud\u0101m virsm\u0101m.<\/p>\n\n\n\n

Dif\u016bz\u0101 atstaro\u0161ana<\/h2>\n\n\n\n

Savuk\u0101rt, ja atstarot\u0101 gaisma izklied\u0113jas daudzos da\u017e\u0101dos virzienos, to sauc par izklied\u0113tu atstaro\u0161anu. \u0160\u0101da atstaro\u0161ana rodas, ja objektiem ir mat\u0113ta un neregul\u0101ra virsma. Bumba atsit\u012bsies no \u0161\u0101das virsmas, piem\u0113ram, no neregul\u0101ras gr\u012bdas, kas sast\u0101v no daudz\u0101m da\u017e\u0101da lieluma piram\u012bd\u0101m, reiz\u0113m vien\u0101 le\u0146\u0137\u012b, bet reiz\u0113m pavisam cit\u0101 le\u0146\u0137\u012b.<\/p>\n\n\n\n

Sf\u0113risk\u0101s galvas m\u0113rinstrumenti ar integr\u0113jo\u0161o sf\u0113ru<\/h2>\n\n\n\n

M\u016bsdien\u0101s, kad sp\u012bdums<\/a> j\u0101nov\u0113rt\u0113 kr\u0101sa un sp\u012bdums<\/a> glob\u0101laj\u0101s pieg\u0101des \u0137\u0113d\u0113s un uz da\u017e\u0101d\u0101m virsm\u0101m, to bie\u017ei vien dara, izmantojot sf\u0113risko galvuspektrofotometri<\/a>, piem\u0113ram, KonicaMinolta CM-26d<\/a>, kuru m\u0113s izmantojam Proof<\/a> GmbH ar\u012b da\u013c\u0113ji mat\u0113tu un bezmat\u0113tu kr\u0101su CIELAB<\/a> HLC<\/a> Colour Alas XL. Ar d:8 lodveida galvas \u0123eometriju un integr\u0113to 60\u00b0 sp\u012bduma sensoru, kas atbalsta gan m\u0113r\u012b\u0161anas re\u017e\u012bmu SCI<\/a> - \"Specular Component Included\", gan SCE<\/a> - \"Specular Component Excluded\", ar \u0161o m\u0113rier\u012bci var izm\u0113r\u012bt kr\u0101su un sp\u012bdumu maz\u0101k nek\u0101 sekundes laik\u0101, neizmantojot papildu sp\u012bduma m\u0113rier\u012bci un vienm\u0113r no jauna to iestatot un noregul\u0113jot.<\/p>\n\n\n

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\"Proof.de:<\/a>
Ar KonicaMinolta CM-26d ir iesp\u0113jams caur atlok\u0101mu atloku, ko var atb\u012bd\u012bt atpaka\u013c, tie\u0161i ieskat\u012bties integr\u0101cijas sf\u0113r\u0101, un t\u0101d\u0113j\u0101di m\u0113r\u012b\u0161anas sekciju var v\u0113lreiz vizu\u0101li p\u0101rbaud\u012bt caur sf\u0113ru un piel\u0101got.tikai<\/a>iz\u0113ts.<\/figcaption><\/figure>\n<\/div>\n\n\n

Izmantojot integr\u0113jo\u0161\u0101s sf\u0113ras m\u0113rinstrumentus, m\u0113r\u0101m\u0101s virsmas parasti tiek izgaismotas visos le\u0146\u0137os, un t\u0101s m\u0113ra 8 gr\u0101du le\u0146\u0137\u012b no vertik\u0101l\u0101s ass. \u0160o m\u0113r\u012b\u0161anas nosac\u012bjumu sauc par d\/8 vai d:8. Liel\u0101k\u0101 da\u013ca integr\u0113jo\u0161\u0101s sf\u0113ras m\u0113rier\u012b\u010du, piem\u0113ram, CM-26d, var m\u0113r\u012bt ar vai bez sp\u012bduma komponenta, k\u0101 aprakst\u012bts iepriek\u0161.
Turpretim 45\/0 mode\u013ci, ko izmanto poligr\u0101fijas nozar\u0113, piem\u0113ram, X-Rite i1 Pro2, vienm\u0113r m\u0113ra bez spogu\u013catt\u0113la. T\u0101p\u0113c parauga virsmas atstarojumu optisk\u0101s \u0123eometrijas d:8 ar sp\u012bduma komponentu - SCI - , d:8 bez sp\u012bduma komponenta - SCE - un 45\/0 uztver at\u0161\u0137ir\u012bgi.<\/p>\n\n\n

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\"Spekularo<\/a><\/figure>\n<\/div>\n\n\n

SCI m\u0113r\u012b\u0161anas re\u017e\u012bms<\/h2>\n\n\n\n

Lai izm\u0113r\u012btu objekta patieso kr\u0101su bez virsmas apdares ietekmes, tiek izmantots SCI (Specular Component Included) m\u0113r\u012b\u0161anas re\u017e\u012bms. SCI re\u017e\u012bms ietver gan spekul\u0101ro, gan dif\u016bzo atstaroto gaismu un ir ide\u0101li piem\u0113rots kvalit\u0101tes kontrolei un kr\u0101su kvalit\u0101tes uzraudz\u012bbai.<\/p>\n\n\n\n