Re: -[Ho?i] about ISO cu?a digcam ...

Thu+a anh Sir2Le' thi` ma` la` ISO400 no' nha.y ho+n nhu+ng hi`nh bi.
noise nhie^`u ho+n.

Muo^'n gia?m noise thi` sha`i ca'i noise reduction so^'p oe, thi' du.
nhu+ Noise Ninja, nhu+ng hi`nh nhu+ Photoshop CS2 mo+'i ra no' cu~ng
co' ca'i noise reduction feature built-in.

Co`n kho^ng nu+~a thi` cho+i ma^'y ca'i DSLR vo+i' ca'i CMOS sensor,
le^n to+'i ISO1600 va^~n kho^ng co' noise.


[2Le] wrote:

> Tho+`i xu+a phinh cho camera co' va`i loa.i ISO:
> ngoa`i ISO-100 tho^ng thuo+`ng co`n co' ISO-200 hoa(.c
> 400. Theo tui hie^?u cho.n ISO cao cho no' "nha.y"
> ho+n vo+'i ddo^. a'nh sa'ng tha^'p, nhu+ng bu` la.i vi`
> lo+'p chemical tre^n phinh lo+'n "ho^.t" ho+n ne^n hi`nh
> kho^ng ro~ ne't ba(`ng ISO-100. Ta^'c la` fair enough
> you gain something you lose something
>
> Vo+'i digital camera thi` sao, kho^ng xa`i phinh ma`
> no' cu~ng cho options dde^? set 100-200-400. Sao no'
> kho^ng fixed cu+'ng o+? ISO-400 cho nha.y nhu+'t
> vo+'i a'nh sa'ng ma` dda^u lo^~ la~ gi` to+'i resolution?
> Ai bie^'t xin gia?ng giu`m, thanks

.

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