TECHSPEC® Calcium Fluoride Windows
104 +44 (0) 1904 788600 | Edmund Optics® lenses mirrors filters polarizers & waveplates prisms beamsplitters laser optic assemblies windows
• Low Absorption, High Transmission UV Grade Calcium Fluoride
• > 90% Transmission from 200 nm - 7 μm
• Low Index of Refraction of 1,46 @ 266 nm
Substrate: CaF2 (Vacuum UV Grade)
Clear Aperture (%): 90
Diameter Tolerance (mm): +0,0/-0,1
Thickness Tolerance (mm): ±0,1
Surface Quality: 40-20
Surface Flatness: l/2 @ 632,8 nm
Coating: UV-VIS, VIS-NIR, NIR II: See page 34 for specifications
1,65 - 3 μm: Ravg < 1% @ 1,65 - 3 μm
Rabs < 2% @ 1,65 - 3 μm
Parallelism (arcmin): < 1
Diameter
(mm)
Thickness
(mm)
Uncoated UV-VIS VIS-NIR NIR II 1,65 - 3 μm
Stock No. Price Stock No. Price Stock No. Price Stock No. Price Stock No. Price
5,0 1,0 #48-853 €95,00 #14-800 €115,00 #14-812 €115,00 #14-824 €115,00 #15-962 €130,00
10,0 1,5 #47-681 €100,00 #14-801 €120,00 #14-813 €120,00 #14-825 €120,00 #15-963 €135,00
12,5 2,0 #47-682 €110,00 #14-802 €130,00 #14-814 €130,00 #14-826 €130,00 #15-964 €145,00
15,0 2,0 #48-854 €115,00 #14-803 €135,00 #14-815 €135,00 #14-827 €135,00 #15-965 €150,00
20,0 2,0 #63-207 €120,00 #14-804 €140,00 #14-816 €140,00 #14-828 €140,00 #15-966 €155,00
25,0 3,0 #47-683 €125,00 #14-805 €145,00 #14-817 €145,00 #14-829 €145,00 #15-967 €160,00
25,4 3,0 #11-874 €125,00 #14-806 €145,00 #14-818 €145,00 #14-830 €145,00 #15-968 €160,00
30,0 3,0 #63-208 €170,00 #14-807 €195,00 #14-819 €195,00 #14-831 €195,00 #15-969 €210,00
40,0 3,0 #63-209 €195,00 #14-808 €220,00 #14-820 €220,00 #14-832 €220,00 #15-970 €235,00
50,0 3,0 #47-684 €225,00 #14-809 €250,00 #14-821 €250,00 #14-833 €250,00 #15-971 €265,00
50,8 3,0 #11-875 €225,00 #14-810 €250,00 #14-822 €250,00 #14-834 €250,00 #15-972 €265,00
75,0 5,0 #87-705 €675,00 #14-811 €725,00 #14-823 €725,00 #14-835 €725,00 #15-973 €740,00
Call For Custom Capabilities and OEM Quantity Pricing
90
80
70
60
50
40
30
20
10
0
Uncoated
0.2 0.4 0.6 0.8 1.0 2.0 4.0 6.0
T (%)
(μm)
Calcium Fluoride
R (%)
2
1.5
1
0.5
UV-VIS
UV-VIS
0
200 300 400 500 600
(nm)
R (%)
2
1.5
1
0.5
VIS-NIR
VIS-NIR
0
350 450 550 650 750 850 950
(nm)
R (%)
2
1.5
1
0.5
NIR II
NIR II
0
700 800 900 1000 1100 1200 1300 1400 1500 1600
(nm)
R (%)
2
1.5
1
0.5
1.65 - 3μm
1.65 - 3μm
0
1.4 1.6 1.8 2 2.2 2.4 2.6
2.8 3 (μm)
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