Txoj Kev Tshiab Los Kos
Ntawm Haotian, peb muaj ntau tus neeg siv khoom kos nrog xaum thiab hluav taws xob. Lawv nyiam cov cuab yeej no, tab sis lawv muaj kev txwv. Koj tsis tuaj yeem npog thaj tsam loj sib npaug nrog cov xaum kab. Kev sib xyaw yuav siv sij hawm ntev. Qhov noSemi- cov ntaub ntawv qhuav qhuavteeb tau tsim los daws cov teeb meem no. Nws yog ib yam tshiab ntawm kev kos duab nruab nrab. Nws zoo li muab tshuaj txhuam. Koj siv txhuam hniav los siv rau daim ntawv. Xav tau ib txoj kab nyias? Siv txhuam txhuam. Xav npog thaj tsam loj? Tso lub txhuam kom tiaj. Xav kom nws tsaus? Siv dej tsawg. Xav kom nws kaj? Siv dej ntau dua. Ib txhuam hniav muab rau koj tag nrho cov ntau yam ntawm lub teeb grey mus tob dub.
Graphite thiab Charcoal Mix rau sov thiab txias Greys
Kev kos duab tsis yog xim dub thiab dawb xwb. Grey tuaj yeem sov lossis txias. Peb sib tov siab -purity graphite hmoov nrog ntuj charcoal hmoov. Los ntawm kev hloov qhov sib tov, peb tau txais cov xim sib txawv. Ntau graphite muab qhov txias, nws yog xim hlau. Ntau charcoal muab qhov sov so, mos. Lub hauv paus yog dej-soluble natural resin. Yog tias koj kos duab tsaus nti, koj tuaj yeem so nrog ib daim ntaub ntub dej kom nws ci. Yog tias koj xav kom nws tsaus dua, tsuas yog ntxiv dej kom rov ua kom qhuav qhuav.
|
Feature |
Specification & Txuj |
|
Khoom siv |
Graphite hmoov, ntuj charcoal hmoov |
|
Particle Loj |
5-8 microns (zoo heev) |
|
Puag |
Dej-Natural soluble resin (Tuaj yeem rov ua dua) |
|
Kev nyab xeeb |
Lead hauv qab 5ppm, cadmium hauv qab 2ppm |
Full Control Over Tone
Lub zog tseem ceeb ntawm qhov noSemi- cov ntaub ntawv qhuav qhuavyog tswj. Koj txiav txim siab lub suab. Cov dej ntau dua ua rau lub teeb, tsis zoo. Cov dej tsawg muab qhov tob, nplua nuj dub. Ib qho txhuam muab rau koj txhua qhov ntxoov ntxoo ntawm 5H txog 8B. Nws yog ib qho yooj yim los kho. Yog tias nws tseem ntub, so nrog ib daim ntaub ntub dej lossis ib qho tshwj xeeb eraser. Yog hais tias nws qhuav, ntxiv dej kom nws soften dua. Nws npog thaj chaw loj ceev ceev. Dab tsi yuav siv feeb nrog xaum kab yuav siv sijhawm vib nas this nrog txhuam. Nws yog ib qho yooj yim mus nqa. Cov tshuaj nplaum nyob twj ywm moist rau lub hlis.
Los ntawm Quick Sketch mus rau Kev Kawm Teeb
Peb cov neeg siv khoom siv qhov noSemi- cov ntaub ntawv qhuav qhuavsab nraum zoov kom ceev sketches. Lawv npog ntuj thiab av tones hauv vib nas this. Cov tub ntxhais kawm siv nws rau kev kawm teeb thiab duab ntxoov ntxoo. Cov xib fwb siv nws rau kev ua qauv qhia. Cov chav kawm tuaj yeem pom cov txheej txheem kom meej. Cov khoom no muaj nyob rau hauv txias grey, sov grey, thiab sib sib zog nqus dub. Koj tuaj yeem siv lawv ib leeg lossis sib tov rau ntau lub suab. Ib lo lus nug feem ntau yog, "Cov ntawv twg ua haujlwm zoo tshaj plaws?" Peb xav kom sketch paper los yog watercolor paper. Lwm lo lus nug yog, "Kuv puas tuaj yeem siv nws nrog txhuam dej?" Yog, nws ua haujlwm zoo heev nrog txhuam dej. Xaiv peb ib nrab- cov ntaub ntawv qhuav qhuav kom yooj yim dua thiab yooj yim rau kev kos.