[小春]

想問問何時才用高iso,係咪超暗的地方,即使用最大的光圈及慢快門時,都唔得先至用高iso??
不過睇到有人用 np 4500iso 200映日景,點解會咁set??有乜好處??新手求教....

[Hercules]

Set to higher ISO when light in dim, also the biggest aperture is not enough to get a reasonable shutter speed. The photo you see maybe higher the ISO in increase shutter speed, to avoid hand shaking.

[小春]

ｔｈｘ∼∼但佢用ｉｓｏ　２００映大佛ｗｏ∼∼