22 thủ thuật chụp ảnh đêm cho người mới bắt đầu

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  • 7/29/2019 22 th thut chp nh m cho ngi mi bt u

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    22 th thut chp nh m cho ngi mi bt uTc gi : Peter Travers

    Cc th thut nhanh chng v d dng chp nh k thut s cho hnh nh tt hntrong bng ti. T cc thit lp chp nh m cho my nh ca bn vi nhng tng to ra nhng bcnh vi nh sng yu.

    Tm hiu lm th no chp nhng tm nh m vi my nh v cc th thut chongi mi bt u. Cho d bn mun tm hiu lm th no c hnh nh ca butri m, tm hiu lm th no v vi nh sng hoc ch mun bit cc ci tcamera cho hnh nh cht lng cao, hng dn ny s lm sng t nhng cuhi thng thng v k thut ph bin ...

    1. c nhng bc nh m cht lng cao

    Nu bn mun chp m tt nht bn cn phi chp cht lng hnh nh tt nht,v c ngha l nh dng nh RAW. Bng cch chp RAW bc nh ca bn sgi li nhiu 'thng tin' nht, mang n cho bn kh nng ln hn hiu chnh nhca bn trong Adobe Camera Raw v cc phn mm x l khc. RAW c li ch cbit khi chp m v n cho bn linh hot hn khi bn mun thay i nhng th nh

    nhit mu (hoc Cn bng trng-WB) hoc tng (sng) hoc gim (ti) phisng

    2. S dng chn my cho hnh nh sc nt

    Chp vo ban m r rng l s c t nh sng v do lm chm tc mn trp.Bt c tc no, t 1n 30 giy u l thi gian qu di bn c th gi chcmy bng tay. V vy, bn s cn phi mang theo gi ba chn nu bn mun kt qusc nt. Hy chc chn rng gi ba chn ca bn c dng ng cch v chcchn - rt d dng hnh nh tr nn mm mi bi v bn s khng phi kim tra

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    li. Hy treo ti ng my nh vo di cng ca ct trng tm ca gi ba chn nuc th ( theo em hiu l tng n nh, chng rung, nh kiu ti ht u lnmy nh-ND ). V ng gi gi ba chn khi bn ang chp v i tc mn trpchm, v bt k chuyn ng nh no u c th khin hnh nh b m.

    3. Chn a im chp nh m thun li

    Trc khi l m vo ban m, nu bn c k hoch chn ch trc n s gip bntit kim thi gian qu gi sau ny. Chn v tr tt, hng ra nhng im tt nhttrong thnh ph ca bn tm nh sng v kin trc th v nht, hoc nu bn angtm kim chp nhng vt n giao thng, hy kim tra nhng con ng ctp np nht, khi no l thi gian tt nht cho giao thng, v l v tr tt nht (v an ton nht) t ng chp. Hy xem cc bc nh thu vin trn PhotoRadar gi cho bn cm hng, xem cch cc nhip nh gia khc gii quyt nhsng thnh ph vo ban m.

    4. S dng khu ca ng knh ph hp nht

    S dng di "im tt nht" (nguyn vn ting Anh l sweet spot, em tm dch nhvy, nu cha ng cc bc hiu chnh gim em) ca khu cho ng knh ca bn- thng gia f / 8 v f/16, nhng hy chp th tm c khu ny. Ngay cng knh chuyn nghip cng khng to kt qu tt nht khi c s dng khu ti a hay ti thiu ca n. Bng cch s dng khu gia phm vi c th bns tng kh nng chp nhng bc nh sc nt vi ng knh ca bn.

    5. Thit lp cc ci t chp m

    kim sot phi sng, tt nht l chp ch Manual bn c th chn m ng knh hp tt nht v tc mn trp chm chp nh ban m. Bt ubng cch thit lp m hp khong f/16, sau xoay chnh tc mn trp chon khi im phi sng gia ca di Ch s phi sng. Chp th mt s nh v

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    xem li chng trn mn hnh LCD ca bn. Hy nh rng y l nhng g my nhca bn cho l phi sng tt nht, nhng nu bn thy nhng bc nh qu sng,hy gim 1-2 stop chng thc s nhn ti hn!

    6. Lm th no c c hiu ng 'ngi sao' ca n ng

    S dng mt khu nh (khong f/16) s khng ch m bo su hn v trng

    nh, m cn to cho bc nh ca bn c sc nt t tin cnh n hu cnh, vcng s lm cho n ng 'lp lnh' trong nhng cnh ca bn, to cho bc nhmt hiu ng thn k. Xem nh di y ...

    7. Thnh phn trong mt bc nh m

    Cn thn nghin cu hin trng trc khi bn bt u chp nh. Cc phn cakhung cnh trong bng ti? Hy to cho cc vng ca bc nh tr nn th v, ymu sc, sng rc r hoc ti hn nh n vn c? Nu vy, ng ngi phng to khuvc n nh nht. Phng to vi ng knh gc rng hoc zoom bng chn - ch cndi chuyn gn hn n ch th ...

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    8. S dng Mirror Lock-up

    S chuyn ng nh nht c th to lc my nh khng mong mun, v iu nythm ch cn bao gm cc gng di chuyn ln xung bn trong my nh SLR kthut s ca bn. Bn c th nhanh chng kch hot tnh nng Mirror Lock-up (tm ntrong trnh n menu ca Cc chc nng ty chnh).

    Nikon D200 chc nay nay c ngay trn nt xoay lng my

    Nikon D7000 chc nng ny c ngay trn nt xoay nh my

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    Cn nh Canon 450D th n nm trong menu nh ny

    9. ng chm vo my nh ca bn!

    Khi chp phi sng di vo ban m, thm ch chm vo my nh ca bn bmnt chp cng c th to ra s dch chuyn lm m bc nh. S dng tnhnng chp hn gi c tch hp trong my nh kch hot chp t ng sau khibn nhn nt trnh bt k s rung my no. i vi cc tm nh m da vothi gian chnh xc, s dng mt b kch hot t xa (xem hnh bn di, y l

    dy bm mm-ND).

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    10 Sng to tng cho chp ngi

    Lc no cng vy, nhng nhip nh gia chng ta i trn ng ca mnh, trnh ngi lt vo trong cc bc nh chp phong cnh p ca chng ta. Tuy nhin, khini n chp nh m, bao gm c m ng ngi trong khung hnh c th lmtng thm cc tng phn v s th v cho tm nh ca bn. Nu ngi khng dichuyn, hy th s dng h nh mt hnh bng sng to lm ni bt tm nh.

    Hoc, nu mi ngi ang i b qua, hy th s dng mt tc mn trp khong1/4-1/2 giy h l bng m 'sng to'.

    11. Thit lp ISO no l tt nht chp nh vo ban m?

    ISO ci t bn cn phi ph thuc vo loi hnh nh m bn ang chp. Nu bnang chp cnh thnh ph vi phi sng lu, bn s s dng gi ba chn, v vybn c th gi ISO mc 100 hoc 200. iu ny cng s gi cho mc nhiugim - l tng cho gi li chi tit ti a trong cnh chp m. Nu bn chp mtbui trnh din ngoi tri vo ban m v gi my bng tay, bn s cn phi y ISOln (hy th ISO 1000 hoc ISO 1600) m bo tc mn trp nhanh chp nh sc nt.

    12. Cc bc nh lm m chuyn ng

    Chp chuyn ng m trn my nh c th chuyn i nhng cnh bun t thnhtc phm gy n tng v ngh thut. Tin tt l, ging nh hu ht chp nh voban m, bn ch cn s dng my nh k thut s ca bn trn gi ba chn v chnmt tc mn trp chm (th t 2-5 giy, ty thuc vo tc ca phng tingiao thng m bn ang chp hnh) c sng to nh chuyn ng vo ban m.

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    13. Ly nt t ng hay chnh tay?

    i vi nh chp ban m tt nht l s dng c hai t ng ly nt (AF) v chnhtay (MF). S dng AF ly nt vo b phn ca khung cnh, sau chuyn sangMF kha ly nt. Bng cch my nh ca bn s khng b t ng thay icanh nt khi thay i nh sng hoc khung cnh hoc khi phng tin giao thngvt qua tng ln. Khi chp trong bng ti bn s cn phi tm mt phn ca khungcnh sng my nh ca bn c th t c AF. Nu bn gp vn , chuynsang MF v s dng Live View phng to mn hnh LCD ca bn v kim tra imly nt ca bn l tt trc khi chp vi nhiu phi sng lu.

    14. Thi im cho chp nh m

    Thi im ban m c th lm cho tt c mi th khc bit khi ni n nhng vtsng n giao thng. S c thm phng tin giao thng trung tm thnh ph cabn t 5-6pm mi ngy. Bn mong mun vo gi cao im! Thit lp mt ni anton bn mt con ng tp np v th nghim vi phi sng 10-30 giy btc nhng vt nh sng dy c nht. Hy th v ng mn trp nh khi xe buthai tng chy qua m nh sng pha trong v pha sau s to ra vt dy v tr caov thp trong khung hnh ca bn. Lu rng vo u bui ti, vn s c mt chtnh sng trn bu tri - ngay c nu n trng ti bng mt thng. M cc hnh nhno sau y lm bn thch hn? Rt c th, l bc chp u tin, vi bu tri

    xanh nh hn v ng ph tp np.

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    15. Ci t cn bng trng vo ban m

    Nu bn ang s dng t ng cn bng trng, n d dng lm cho DSLR ca bnnhm ln vi nhng g c cho l thit lp tt nht ca cn bng trng (WB) khichp di nh n ng ph vo ban m. m bo kt qu ph hp, hy tthit lp WB; th my (Cloudy -6000K) lm m ln cnh ca bn (lm cho chngmu da cam) hoc nh n sn khu (Tungsten-3200K) lm mt xung nhit (lm cho chng trng xanh).

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    1.6 Tt IS

    n nh hnh nh (Image Stabilisation-IS) trn ng knh l hu ch cho vic gimrung my khi bn ang chp cm tay, nhng n c th c tc dng ngc li khi bnang s dng chn my v ang phi sng lu - nhng cm bin hi chuyn bntrong hu ht cc ng knh IS thc s to chuyn ng khng mong mun. Tt chcnng IS v bn s khng phi lo lng! Lm nh th cng s lm tng tui th pin -

    hu ch trong iu kin lnh.

    17. Lm th no sao chp nh nhng vt sao?

    Trong khi nhng vt n giao thng phi sng vi 30 giy, th nhng vt sao c thmt hn 30 pht! C hai phng php chp nhng vt sao, trong mt phi sngko di, hoc trong mt lot cc phi sng tip ni nhau. Vi phng php phisng n, tt nht l s dng my nh ca bn vi chc nng Phi sng lu cgim nhiu (Long Exposure Noise Reduction). Vn vi mt phi sng ko di lbu tri c th tr nn kh sng thi im cui cng. Hoc bn c th to mt lotcc phi sng v trn chng vi nhau bng cch s dng mt phn mm lStartrails ( www.startrails.de ). S dng khu f / 4 v ISO 400 cho nhiu nh

    sng i vo. Chp mt lot cc bc nh phi sng 30 giy trn Bulb ( ch Manual) v ch chp lin tip (vi chc nng Phi sng lu c gim nhiu tt).Trnh t cn phi hn mt gi hoc hn cho mt hiu ng th gic tt.

    18. Phn chiu vo ban m

    cho bc nh ca bn vo ban m ni bt, hy tm nc pha trc ca tanh, sng, h, phn chiu gp i s lng n chiu sng v mu sc tronghnh nh ca bn. Ngay c thi tit m t, thi tit ma ng c th gip binva h v sn xm xt vo cc b mt phn chiu th v, t to ra mt s tin cnhth v.

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    19. Hiu ng c bit

    Hy th k thut zoom chp hiu ng ngh thut ca nh sng ban m. i viiu ny, bn s cn mt ng knh zoom 18-55mm hoc ng knh kit 17-85mm slm nn mt bc nh c o, v mt tc mn trp chm - ph thuc vo nhsng sn c, khong 1/15-1/4 giy l mt khi u tt. Bt u vi ng knh gc

    rng ca n, sau phng to khi bn nhn nt chp. Ngoi ra, bt u phng to, sau nhn nt chp v thu nh. Th nghim v bn s sm c kt qu chp zoomtt!

    20. V vi k thut nh sng

    Vo mt m khng trng, bt k hn , rng cy v vt th c nh trong cc bcnh phong cnh ca bn cng c th tr thnh bng tng phn vi bu tri, v vyhy chiu sng chng bng cch s dng mt ngn uc. Vi mt bng n dy tc,c trng 'v' s mang mt mu vng. Bi bao ph ngn uc vi mt CTB (muNhit Blue - Colour Temperature Blue)gel mu xanh, bn c th to ra mt hiung, t nhin hn nh trng.

    Cho hnh nh vin n gin tt nht:

    n trc khi tri ti tm thy nhng b cc tt nht.

    Chuyn sang ch phi sng bng tay v bt u vi phi sng khong120 giy khu f / 8. Chnh khu ln hoc xung t hoc thay i tc chp iu chnh phi sng. Thi gian khng phi l mt khoa hcchnh xc - ch tnh trong u ca bn!

    Gi ngn uc trong chuyn ng, nu khng bn s c cc mng v vtbn nh sng trn ch th

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    21. Hy gi my nh ca bn lm vic trong thi tit lnh

    Nng lng ca pin gim mnh khi chp trong iu kin lnh - v khi chp phi snglu. trnh b loi khi vng chin u v l mt bc nh hon ho, gi mthoc hai cc pin d phng trong ti o ca bn bn sn sng nhanh chng thay

    th khi pin ht. Chng ta thng thy rng bng s gi m, cc pin lnh trong tica chng ta s tr v vi cuc sng bn c th s dng n khi cn thit.Chng ti bit chng ti khng cn phi ni, nhng bn cng ng qun gi chomnh m p - v nu bn ang trong mt khu vc nhn nhp hoc chp nh gnnhng con ng, hy mc o d thy (o phn quang-ND) tng thm anton.

    22. Th thut phng ti k thut s

    Khi x l nh RAW chp m trong Adobe Camera Raw, ng ngi ko cc thanhtrt Nhit ln tng cng ca nh sng v mu sc. y nh thanh trtVibrance and Saturation ln mt cht cng c th lm tng mu sc v vy ng

    qu lm dng n. S dng thanh trt phc hi sau khi cc tinh chnh chngnhn mnh cc im chy sng, thng c th xut hin sau khi bn thc hinci tin mu sc v tone nh.