其實解析度(RESOLUTION)應該要用DPI(DOT PER INCH)會比較好吧??
在不同尺寸的4:3 DISPLAY PANEL.. 一樣是1024 X 768我們來算算看..
在13.1" NB LCD螢幕上:
(3X)^2+(4X)^2=(13.1)^2 => 9X^2+16X^2=171.61
25X^2=171.61 => X^2=6.8644 => X=2.62
=> 4:3 = 10.48(inch):7.86(inch) = 1024 : 768
=> 97.9 DPI
在30" LCD TV上.. 顆粒粗細就差很多了..
(3X)^2+(4X)^2=(30)^2 => 9X^2+16X^2=900
25X^2=900 => X^2=36 => X=6
=> 4:3 = 24(inch):18(inch) = 1024 : 768
=> 42.6 DPI
在42" PLASMA DISPLAY PANEL上.. 顆粒粗細就差更多了..
(3X)^2+(4X)^2=(42)^2 => 9X^2+16X^2=1764
25X^2=1764 => X^2=70.56 => X=8.4
=> 4:3 = 33.6(inch):25.2(inch) = 1024 : 768
=> 30.5 DPI
大家加減看看囉...
