Hiwaayad, Sawiro
Gaadhista - waa physics kaliya ama sixir ah ee abuuraya masterpiece ah?
In sawir, waxaa maleeyey in gaadhista - waa habka jaho iftiinka of element a light-xasaasiga ah ee camera ah. Sida oo kale, waxa ay noqon karaan shax (baabuurta casriga ah) iyo filimka (film).
Ku Rakibidda Saxda ah ee gaadhista saamayn ku qaddarka iftiinka ku dhacaa element ah - oo ku xiran waxaa laga heli doonaa ama natiijada in. Waxaa muhiim ah in aan la iska badin la gaadhista, waayo, iftiinku aad u badan oo u horseedi lahaa in image overexposed, oo aad u yar uma oggolaan doono in sawiri shayga - natiijada jeedin kartaa dhammaan jir madow.
qaddarka iftiinka in uu galay element shidma, size ee diaphragm si toos ah saamayn ku photosensitivity reer element iyo soo bandhigista. Waxaa oo dhan shaki laga arki doono natiijada kama dambaysta ah ee toogashada.
Waa maxay soo-gaadhista iyo dahaadhaa ah
Gaadhista dahaadhaa siinayaa saamayn xiiso leh: oo ku saabsan qaab dhismeedka isku sawir oo ka mid ah waxyaabaha la sawiro waqtiyo kala duwan. Farsamadan ayaa la ogyahay sawir film jir-dugsiga, laakiin kamaradaha digital maanta, in ay ogaadaan waxaa aad u adag, iyo isku dhafka ah ee gaadhista iyo cheap "Saabuun" - hawl wadajir wax aan macquul aheyn.
Qabtaan farsamadaa waxa ay noqon kartaa maanta siyaabo kala duwan:
isticmaalaya kamaradaha film;
billaabeen inay technology digital,
barnaamij kombiyuutarka.
kamaradaha digital
Tiro yar "tirooyinka" casriga ah ayaa shaqo ka mid ah superposition laba ama in ka badan Muddooyinka. qalabka ogolaado in aad in ay toogtaan ee hab "cagaaran", ie si buuxda automatic. Xaaladdan oo kale, waxaad xitaa ma yeelan karaan wax fikrad ah oo ku saabsan waxa soo-gaadhista. Waxa kale oo suuragal loo sameeyo iyadoo la isticmaalayo "xariif" jiilka ugu dambeeyay ee casriga ah.
Laakiin xitaa ayadoo caawinaad ka mid ah "SLR" a halkii qaali digital iyo gaar ahaan "Saabuun" farsamadaan sida gaadhista a double in superposition laba ama in ka badan Muddooyinka ka mid ah, waa wax aan macquul aheyn si ay u fuliyaan.
kamaradaha film
Dejinta ah in lays waafajiyo iyo gaadhista on filimka u baahan yahay sawir aqoon gaar ah, xirfadaha iyo kartida. Amarka waxaa of tallaabo ay dhacdo in tani ay tahay sida soo socota:
Waa jir ugu horeysay oo dhan goobaha lagama maarmaanka ah - xawaaraha shutter, aperture, iyo wixii la mid ah;
ka dibna filimka dhereggu dhab loox dib (tani ma aha suurtagal ah in kaamirooyinka oo dhan);
shot labaad lagu sameeyey gol leeyahay in dhammaan qaybaha ku yiilleen labaad si sax ah u sameeyay ku saabsan waxyaabaha ugu horeeya. Tani waxay u baahan isha sax ah iyo wax badan oo waayo-aragnimo ka sawir qaade ah,
dhibcood oo muhiim ah: si looga fogaado overexposure filimka, aad u baahan tahay dhowr ah oo jir labaad ee "underexpose", dhigay xawaaraha shutter waa wax yar yar ku hoos jira xaalad caadi ah.
Next, filimka oo horumarsan oo ku daabacan hab caadiga ah.
Sida sidoo kale waxay noqon karaan si fudud "otschelkat 'filimka ugu horeysay ee tijaabo ah oo dhan, ka dibna waxay dib ugu gariiradda a dabaylaha ka dibna ku soo gani. Mararka qaarkood marka this helo darbo runtii xiiso leh.
Saameyn la mid ah ayaa sidoo kale waxaa lagu gaari karaa, haddii waqtiga daabacaadda meeleeyay mishiinka kaliya labo filim - loox waqti isku mid ah la superimposed doonaa oo dhinaca kale ah.
barnaamij
Ugu dambeyntii, oo dhan ee kor ku xusan waxaa la samayn karaa on your computer in tifaftirayaasha badan image. Tusaale ahaan, in si fiican u yaqaan "Photoshop" ah. Oo aadan xataa u baahan tahay in la ogaado waxa gaadhista - tani waa waxa la xidhiidha iftiinka iyo photocells.
Habka wuxuu noqon doonaa sida soo socota:
ka furmay file ugu horeysay,
ka dibna jiidi oo hoos u sanduuqa isla furmay file labaad taas oo aad rabto in aad dalbato ku dahaadhaa, oo
haddii loo baahdo, waxaad bedeli kartaa dhinacyada ku yiilleen labaad si ay u hirgeliyaan wareeg ee calamado gaar ah agagaarka cidhifyada oo ka mid ah lakabka image labaad;
ka dibna ku kacaya ciyaaro oo xuduudaheedu ku dahaadhaa iyo sentigiiba lakabka in xaq Manager lakabka ah.
Qofna ku dooday in "qalab" software tahay oggolaadaan in la gaaro oo tayo sare leh iyo hal abuur leh sawiro, laakiin xirfadda ee sawir weli xilli hore tahay in ay qoraan off. Mararka qaar si guul leh loo doortay looxyada iyo in la abuuro waayo-aragnimo weyn toogtay masterpieces dhabta ah.
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