20fc是多少lx?
20fc = 215.278lx
是215.278lx,所以說成215lx也沒問題——四捨五入的誤差在0.5%以內。
反過來,20lx是多少fc?
20lx = 1.858fc
計算公式: lx = fc × 10.76391
該數值前後的 fc → lx
2 fc21.528lx
4 fc43.056lx
6 fc64.583lx
8 fc86.111lx
10 fc107.639lx
12 fc129.167lx
14 fc150.695lx
16 fc172.223lx
18 fc193.75lx
20 fc215.278lx
22 fc236.806lx
24 fc258.334lx
26 fc279.862lx
28 fc301.389lx
30 fc322.917lx
32 fc344.445lx
34 fc365.973lx
36 fc387.501lx
38 fc409.029lx
40 fc430.556lx