The thought foundation , slower shutter speed , light enter.This may sound like best option , shooting tripod , adjust shutter speed low might end blurry images.In basic terms , suppose using 30 mm lens.What adjust speed 1/30 second.Then , note crop sensor cameras better suited fastness around 1/45 second.This make sure blur happen occasions moving muse photography.ISO In taking perfect photo low lighting condition , final step mind setting right ISO settings.Bear mind raise ISO , higher chances image digital noise.What mean ? Well , cameras , photos poor image quality , expect grainy.However , already adjusted shutter speed aperture find photo okay already , worry something ISO .