Samsung NX1000 User Manual page 81

TheCenter-weighted modecalculates a broader areathanthe
Spotmodedoes. i t sums uptheamount of lightinthecenterportion
oftheshot(60- 80%)andthatoftherestoftheshot(20_ 40%).
it isrecommended forsituations w here thereisa siight d ifference i n
brightness between a subject a nda background o ranarea ofthe
subject i slarge compared t otheoverall composition ofthephoto.
TheSpotmode calculates theamount of lightinthecenter. When you
capture a photoinconditions w here thereisa strong backlight behind
a subject, t hecamera adjusts theexposure s oastoshoot a subject
correctly. Forexample, when youselect t heMulti m ode ina strong
backlight condition, thecamera calculates thattheoverall amount o f
lightisabundant, which results ina darker p hoto. T heSpotmodecan
prevent thissituation a sitcalculates theamount o flightina designated
area.
Thesubject i s inbright c olorwhile thebackground i sdark.TheSpot
modeisrecommended fora situation l ikethiswhere a huge difference i n
theexposure e xists between a subject a nda background.