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产品描述
氟化钙(CaF2)是近红外分束器的优选材料选择 我们皃/span>CaF2具有**的纯度,质量和稠度,并且在所月/span>SiO2材料中发现零O-H吸收 羟基带分束器衬底吸收常常限制在近红外测量中的测量精度 我们用于CaF2分束器的Photon Pro涂层的带宽被优化以覆盖所有近红外和大多数拉曼区域,包括斯托克斯和反斯托克斯、/span>
产品特点
高数值孔径,**收集效率
紧凑的单透镜设计
衍射限制设计
RoHS认证
应用领域9/span>
深红外光谱分枏/span>
?/span>外激光传辒/span>
X射线检浊/span>
红外光学
外延基片
技术参?/span>
透射波长范围: |
0.13 to 10 m (Note:IR grade will have restricted performance outside IR range) |
0.12 to 7 m (1) |
0.6 to 21.0 m |
0.85 to > 20 micron (1)(3) |
折射玆span>: |
1.39908 at 5 m (1) (2) |
No 1.413 at 0.22 m (4) |
2.4028 at 10.6 m |
2.653 @ 10 microns (1) |
反射损: |
5.4% at 5 m |
5.7% at 0.22 m (2 surfaces) |
29.1% at 10.6 m (2 surfaces) |
32% @ 10 microns |
吸收系数: |
7.8 x 10-4 cm-1 @ 2.7 m |
40 x 10-3 cm-1 at 2.7 m |
0.0005 cm-1 at 10.6 m |
n/a |
Reststrahlen Peak : |
35 m |
20 m (1) |
45.7 m |
n/a |
dn/dT : |
-10.6 x 10-6/C (3) |
2.3 (para) 1.7 (perp) at 0.4 m (1) |
+61 x 10-6/C at 10.6 m at 298K |
5.0 x 10-5 K-1 |
dn/d= 0 : |
1.7 m |
1.4 m |
5.5 m |
n/a |
密度9/span> |
3.18 g/cc |
3.18g/cc |
5.27 g/cc |
6.2 g cm-3 (2) |
熔点9/span> |
1360C |
1255C |
1525C (see notes below) |
1092 C |
热导率: |
9.71 W m-1 K-1 (4) |
21 (para) 33.6 (perp) W m-1 K-1 at 300K (3) |
18 W m-1 K-1 at 298K |
6.2 W.m-1.K-1 at 293 K |
热膨胀9/span> |
18.85 x 10-6/C (5)(6) |
13.7 (para) 8.9 (perp) x 10-6 /K (1) |
7.1 x 10-6 /C at 273K |
5.9x10-6 K-1 at 293 K |
硬度9/span> |
Knoop 158.3 (100) with 500g indenter |
Knoop 415 |
Knoop 120 with 50g indenter |
Knoop 45 (3) |
比热容: |
854 J Kg-1 K-1 |
1003 J Kg m-1 K-1 |
339 J Kg-1 K-1 |
210 J.kg-1.K-1 at 293 K |
介电常数: |
6.76 at 1MHz (7) |
4.87 (para) 5.45 (perp) at 1MHz (1) |
n/a |
11 @ 1MHz |
Youngs Modulus (E) : |
75.8 GPa (7) |
138 GPa (2) |
67.2 GPa |
36.52 GPa |
剪切模量(G) : |
33.77 GPa (7) |
54.66GPa (2) |
n/a |
n/a |
体积弹性模(K) : |
82.71 GPa (7) |
101.32 GPa (2) |
40 GPa |
25 GPa |
弹性系: |
C11 = 164 C12 = 53 C44 = 33.7 (7) |
C11=140 C12=89 C44=57 C13=63 C66=96 (2) |
Not Available |
C11=53.51; C12=36.81; C44=19.94 |
表观弹性极: |
36.54 MPa |
49.6 MPa (7200 psi) |
55.1 MPa (8000 psi) |
5.9 MPa (3) |
泊松: |
0.26 |
0.276 (2) |
0.28 |
0.41 |
溶解: |
0.0017g/100g water at 20C |
0.0002g/100g water |
0.001g/100g water |
Insoluble in water |
分子: |
78.08 |
62.32 |
144.33 |
240.02 |
类别/结构: |
Cubic Fm3m (#225) Fluorite Structure. Cleaves on (111) |
Tetragonal P42/mnm (#136) Rutile Structure. Can cleave on c-axis but not easily. |
FCC Cubic F43m (#216) Zinc Blende structure. (Polycrystalline) |
Cubic ZnS (110) cleavage |
?/span>1:警告:镉盐是应该考虑毒性的,所以操作时候务必小心、/span>
No = Ordinary Ray
m |
No |
m |
No |
m |
No |
0.149 |
1.5800 |
0.161 |
1.5490 |
0.195 |
1.5000 |
0.200 |
1.4950 |
0.222 |
1.4800 |
0.248 |
1.4680 |
0.266 |
1.4621 |
0.280 |
1.4584 |
0.300 |
1.454 |
0.337 |
1.4481 |
0.400 |
1.4419 |
0.486 |
1.4370 |
0.588 |
1.4339 |
0.656 |
1.4325 |
0.687 |
1.4320 |
0.728 |
1.4314 |
0.884 |
1.4298 |
1.014 |
1.4288 |
1.100 |
1.4283 |
1.250 |
1.4275 |
1.650 |
1.4256 |
1.900 |
1.4244 |
2.058 |
1.4236 |
2.450 |
1.4214 |
2.700 |
1.4199 |
2.800 |
1.4192 |
3.050 |
1.4175 |
3.400 |
1.4149 |
4.000 |
1.4096 |
4.400 |
1.4057 |
4.800 |
1.4014 |
5.000 |
1.3991 |
5.304 |
1.3952 |
5.893 |
1.3871 |
6.483 |
1.3782 |
7.072 |
1.3681 |
7.661 |
1.357 |
8.251 |
1.3444 |
8.840 |
1.3308 |
9.429 |
1.3161 |
透射曲线国/span>
订购型号9/span>
型号9/span>MP-CAF2-25.4-2-BS中红外抛光氟化钙(CaF2)分束镛/span>
单价9/span>5800兂/span>/牆/span>库存数量9/span>6牆/span>
描述9/span>
中红外抛先/span>氟化钘/span> (CaF2)分束镛/span>
尺寸9/span>25mm dia x 2mm45分光镛/span>
Wedged 3 degrees
50%透射/ 50%反射@45 for 2-8m
10%分光毓/span>偏差.高角?/span>容忍偏差+/span>可以工作仍/span> 0 to 45