▁photos ite ▁count ▁would ▁seem ▁to ▁imply . ▁This ▁filter ▁is ▁largely ▁unnecessary ▁with ▁the ▁F ove on ▁X 3 ▁sensor ▁and ▁is ▁not ▁used . ▁The ▁earliest ▁camera ▁with ▁a ▁F ove on ▁X 3 ▁sensor , ▁the ▁S igma ▁SD 9 , ▁showed ▁visible ▁l umin ance ▁mo ir é ▁patterns , ▁but ▁not ▁color ▁mo ir é . ▁ ▁Sub sequ ent ▁X 3 - equ ipped ▁cam eras ▁have ▁less ▁alias ing ▁because ▁they ▁include ▁micro - l enses , ▁which ▁provide ▁an ▁effective ▁anti - ali asing ▁filter ▁by ▁aver aging ▁the ▁optical ▁signal ▁over ▁an ▁area ▁comm ens ur ate ▁with ▁the ▁sample ▁density . ▁This ▁is ▁not ▁possible ▁in ▁any ▁color ▁channel ▁of ▁a ▁Bayer - type ▁sensor . ▁Ali asing ▁from ▁the ▁F ove on ▁X 3 ▁sensor ▁is ▁" far ▁less ▁both ers ome ▁because ▁it ' s ▁mon och rome ," ▁according ▁to ▁Norman ▁K oren . ▁Therefore , ▁in ▁theory , ▁it ▁is ▁possible ▁for ▁a ▁F ove on ▁X 3 ▁sensor ▁with ▁the ▁same ▁number ▁of ▁phot odi odes ▁as ▁a ▁Bayer ▁sensor ▁and ▁no ▁separate ▁anti - ali asing ▁filter ▁to ▁att ain ▁a ▁higher ▁spatial ▁resolution ▁than ▁that ▁Bayer ▁sensor . ▁Independent ▁tests ▁indicate ▁that ▁the ▁" 1 0 . 2 ▁MP " ▁array ▁of ▁the ▁F ove on ▁X 3 ▁sensor ▁( in ▁the ▁S igma ▁SD 1 0 ) ▁has ▁a ▁resolution ▁similar ▁to ▁a ▁ 5 ▁MP ▁or ▁ 6 ▁MP ▁Bayer ▁sensor . ▁At ▁low