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LUZ	
&	RAW	
WWW.DANIGURGEL.COM
RAW
JPG	
CLICK	
PROCESSAMENTO	
	
WHITE	BALANCE	
CONTRASTE	
NITIDEZ	
ESTILO	
EV	[compactas]	
…	
COMPRESSÃO	
ARQUIVO	.JPG
PROCESSAMENTO	
	
WHITE	BALANCE	
CONTRASTE	
NITIDEZ	
ESTILO	
EV	[compactas]	
…	
RAW	
CLICK	
COMPRESSÃO	
ARQUIVO	.JPG	
SALVA	
ARQUIVO	CRU
WHITE	
BALANCE
FLUORESCENTE	NORMAL	(“BRANCA”)	
FLASH	
TUNGSTÊNIO	
3800	k	com	sorte	
matiz	+21	
2850	k	
matiz	0	
5500	k	
matiz	0	
	
(daylight	matiz	+10)
COMO	ERA	COM	
FILME	
?
WHITE	BALANCE	NA	CAIXA
COR	NA	CAIXA
CONTRASTE	E	ALTERAÇÕES	
NA	REVELAÇÃO
O	QUE	MUDA	COM	O	
?DIGITAL
TUNGSTÊNIO	NO	FILME
DIGITAL:	AJUSTE	FINO
MISTURA	COM	A	LUZ	DO	DIA	
PERTO	DE	DAY	(4330K)
MISTURA	COM	A	LUZ	DO	DIA	
MAIS	PERTO	DO	TUNG	(3250K)
MISTURA	COM	A	LUZ	DO	DIA	
4159K
PROCESSAMENTO	
	
WHITE	BALANCE	
CONTRASTE	
NITIDEZ	
ESTILO	
EV	[compactas]	
…	
RAW	
CLICK	
COMPRESSÃO	
ARQUIVO	.JPG	
SALVA	
ARQUIVO	CRU
COM	RAW:	
n WHITE	BALANCE	É	DEFINIDO	DEPOIS	
n PROCESSAMENTO	É	FEITO	COM	CALMA	E	PRECISÃO	
n MAIS	CONTROLE	
n MAIOR	QUALIDADE	
n QUALQUER	ALTERAÇÃO	TEM	VOLTA
COM	RAW:	
n ISO	ALTO	COM	MENOS	RUÍDO!	
n NÃO	PODE	SER	ALTERADO	
	
QUALQUER	EDIÇÃO	É	SALVA	FORA	DO	ARQUIVO
MAS	EU	SOU	UM	GÊNIO	DO	
PHOTOSHOP	E	CONSIGO	
FAZER	TUDO	ISSO	COM	JPG	
!	 AHAM.
…VOCÊ	QUE	PENSA	
A	COMPRESSÃO	DO	JPG	NÃO	DEIXA	SOBRAR	
INFORMAÇÃO	O	SUFICIENTE	PRA	ISSO,	
E	VOCÊ	JÁ	PARTE	DE	UMA	IMAGEM	ESTRAGADA.
RAW	
=
MAIS	INFORMAÇÃO
NÃO	
OS	EXEMPLOS	A	SEGUIR	
!PASSARAM	POR	MÁSCARA,	
CARIMBINHO,	ETC.	
NEM	ABRI	NO	PHOTOSHOP.	
É	TUDO	DIRETO	NO	RAW.
CRU	ORIGINAL	E	COM	TRATAMENTO
CRU	ORIGINAL	E	COM	TRATAMENTO
COR	ORIGINAL
COR	X	PB
PB	AUTO	X	PB	NO	RAW
MESMA	LUZ,	DOIS	TRATAMENTOS
MEU	TRATAMENTO	
+	VERDE	
+	CONTRASTE	
+	BRIGHTNESS	
...	E	MAIS	UM	MONTE	DE	
COISAS	
AUTO	WB	|	ZERADO	
(COMO	SERIA	O	JPG)
MEU	TRATAMENTO	 AUTO	WB	|	ZERADO	
TUNG	|	ZERADO
O	QUE	O	RAW	
	
RESOLVE	
NÃO
PROFUNDIDADE	DE	CAMPO	
"QUANTO"	DA	SUA	FOTO	ESTARÁ	EM	FOCO.	
EX.:	PROFUNDIDADE	DE	CAMPO	ALTA	-	MUITO	FOCO
PROFUNDIDADE	
DE	CAMPO	
EX.:	PROFUNDIDADE	DE		
CAMPO	BAIXA	(POUCO	FOCO)
f/2.8
f/4
f/5.6
f/8
f/11
WIDE	
XTELE
TELE
WIDE
WIDE	X	TELE
TELE
WIDE
ISO	
NO	ANALÓGICO
RESOLUÇÃO	
DO	FILME	
=
TAMANHO	DO	
GRÃO	
	
SAIS	DE	PRATA	
AgF,	AgCl,	etc.
Grão	-	TMAX	3200
ISO	NO	
DIGITAL	
=
INTENSIDADE	
DE	CORRENTE	
	
(não	muda	a	resolução	
nem	mostra	grão,	
apenas	cria	ruído)
RUÍDO	-	DIGITAL	COMPACTA	EM	ISO	800
n  COMPACTA	X	REFLEX	EM	ISO	1600	(FONTE:	CANON	USA)
ISO	100 	 	 	X 	 	ISO	400
ISO	800 	 	 	X 	 	ISO	1600
ISO	3200	 	 	X 	 	ISO	6400
RUÍDO 	 	 			x 	 	GRÃO
TAMANHO	DO	SENSOR	NO	DIGITAL	
O	sensor	é	menor	do	que	o	filme.	
(Exceto	em	câmeras	Reflex	Full	Frame)	
Resultado:	
Mais	foco	
Menos	área	(crop)
NORMAL	
50MM	NO	
FILME	É	A	
NORMAL .	
NO	DIGITAL,	
É	
EQUIVALENT
E	A	UMA	
80MM.	
A	 NORMAL 	
DO	DIGITAL	É	
APROX.	
31MM	
FILME	35MM	E	CÂMERAS	FULL	FRAME	
REFLEX	DIGITAL	X1.6	
*	QUADRO	COM	TAMANHOS	APROXIMADOS
COMPACTAS	
AS	
COMPACTAS	
TÊM	O	
SENSOR	
AINDA	
MENOR.	
OU	SEJA:	
AINDA	MAIS	
FOCO	E	
FATOR	DE	
CROP.	
FILME	35MM	E	CÂMERAS	FULL	FRAME	
REFLEX	DIGITAL	X1.6	
*	QUADRO	COM	TAMANHOS	APROXIMADOS	
COMPACTA
POUCA	LUZ	
n  QUANTO	MENOS	LUZ:	
n  >	DIAFRAGMA.	
n  ∆	MENOS	FOCO.	
n  >	O	ISO.	
n  ∆	+	GRÃO/RUÍDO.	
n  >	TEMPO	DE	
EXPOSIÇÃO.	
n  ∆	>	PROBABILIDADE	DE	
BORRAR.	
n  SHOW	=	SITUAÇÃO	DE	
FOCO	DELICADO,	E	
NORMALMENTE	
BASTANTE	GRÃO/
RUÍDO.	ATENÇÃO!
MACETES	NO	ESCURO	|	ISO	
ACHE	O	MELHOR	EQUILÍBRIO	ENTRE	OS	ISOS	DA	SUA	CÂMERA	E	PARA	
CADA	SITUAÇÃO.	
>
exposição
+ ruído
 borrar
(mais chance de)
< profundidade de
campo
ISO
 obturador
 diafragma
< 
exposição
+ nitidez
 congelar
(mais chance de)
> profundidade de
campo
CONTRA-LUZ
POUCA	LUZ	
n  COMO	ERA	VISTO	DA	FRENTE...
POUCA	LUZ	
n  POUCA	PROFUNDIDADE	DE	
CAMPO	(VEJA	MÃO	
DESFOCADA)	
n  ISO	ALTO	(RUÍDO)	
CONTROLADO	NO	RAW
POUCA	LUZ	
n  POUCA	PROFUNDIDADE	
DE	CAMPO	
n  ISO	ALTO	(RUÍDO)	
CONTROLADO	NO	RAW
DESFOCAR		
NÃO	É		
ERRADO
CHEGUE	PERTO
CHEGUE	PERTO
OUTROS	PONTOS	DE	VISTA
OUTROS	PONTOS	DE	VISTA
OUTROS	PONTOS	DE	VISTA
CONTRA-LUZ
CONTRA-LUZ
Ó	O	POVO	CHEGANDO	PERTO	COM	O	CELULAR	
n  cheguem	lá	também
Borrar	não	é	errado	
n  ...	nada	é	errado.	você	decide	o	que	é	feio	e	o	que	é	bonito.
FOCO	NO	ASSUNTO
PLANEJAMENTO
CONCEITO	
MODERNIDADE	E	NATUREZA
LOCAÇÃO	
USP
PRODUÇÃO	MATERIAL	RECICLADO	E	DE	PAPELÃO
FIGURINO
LUZ	LUZ	DO	DIA	+	FLASH	DEDICADO	COM	SOMBRINHA	(COM	X	SEM)
OBRIGADA!	
:)	
WWW.DANIGURGEL.COM

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CRP0422 - RAW e Planejamento