主题：请教：氟化钙窗片的透光范围（波数）

所谓波数是指1cm内有多少个波

1/9um*10*1000=1111cm-1

Transmission Refractive Index G/100 G H20
Window Material Refractive Range µM CM-1 at 1000 CM-1 at 20° C
Sodium Chloride, NaCl 0.25-16 40,000-625 1.49 36.0
Potassium Bromide, KBr 0.25-26 40,000-385 1.52 65.2
Potassium Chloride, KCl 0.25-20 40,000-500 1.46 34.7
Cesium Iodide, CsI 0.30-50 33,000-200 1.74 160.0 (at 61° C)
Fused Silica, Si02 0.20-4 50,000-2,500 1.42 (at 3,333 cm-1) Insoluble
Calcium Fluoride, CaF2 0.20-9 50,000-1,100 1.39 (at 2,000 cm-1) 1.51 x 10-3
Barium Fluoride, BaF2 0.20-13 50,000-770 1.42 0.12 (at 25° C)
Thallium Bromide-Iodide, KRS-5 0.60-40 16,600-250 2.37 <4.76 x 10-2
Silver Bromide, AgBr 0.50-35 20,000-285 2.2 12 x 10-6
Zinc Sulfide, ZnS (Cleartran) 1.0-14 10,000-715 2.20 Insoluble
Zinc Selenide, ZnSe (Irtran-4) 1.0-19.5 10,000-515 2.41 Insoluble
Polyethylene (high-density) 16-333 625-30 1.54 (at 5,000 cm-1) Insoluble

求一下倒数不就行了