CdSe晶体硒化镉晶体中远红外波片-上海屹持光电技术有限公司

详细信息

产品介绍：

CdSe晶体非常适用于制作红外光学元件，偏振片，1/4、1/2波片，分束镜，基底，真空沉积靶材，DFM频率转换器。

产品参数：

结构	Wurtzite (Hexagonal)
密度:	5.81 g/ cm³
杨氏模量:	5×1011 dyne/cm2
热膨胀系数 (500 K):	α 1=6.26×10-6/K; α 3=4.28×10-6/K
比热:	0.49 J/gK
热导率 (at 25 °C):	0.04 W/cmK
ZD透过率 (λ =2.5-15 μm):	≥ 71 %
吸收系数. (λ =10.6 μm):	≤ 0.0015 cm-1 (including 2 surfaces)
折射率 (λ =10.6 μm):	2.4258 (no), 2.4437 (ne)
电阻率	a). low: < 1 Ohmcm b). high: > about 10^11 Ohmcm
ZD单晶尺寸:	Ø40mm X L: 80 mm
ZD红外光学元件尺寸:	Ø50mm X L:10 mm OR plate 50 mm X 15 mm X 12 mm

透过率曲线：

硒化镉产品

直径/宽度	1-50 mm
厚度/长度	0.1-150 mm
晶向	(0001), (10-10), (11-20)
表面质量	As-cut, 80/50, 60/40 per MIL-0-13830

CdSe 棒, 晶圆和基片

CdSe 晶体尺寸

纯度	99.995%, 99.999%
颗粒尺寸	0.01- 10 mm

应用举例

CdSe晶体应用于12.3um波片时，单片晶体的厚度：

λ/2波片@12.3um：

Order: 1 Half-wave plate thickness: 0.3575 [mm]
Order: 2 Half-wave plate thickness: 0.7151 [mm]
Order: 3 Half-wave plate thickness: 1.0726 [mm]
Order: 4 Half-wave plate thickness: 1.4302 [mm]
Order: 5 Half-wave plate thickness: 1.7877 [mm]
Order: 6 Half-wave plate thickness: 2.1453 [mm]
Order: 7 Half-wave plate thickness: 2.5029 [mm]
Order: 8 Half-wave plate thickness: 2.8604 [mm]
Order: 9 Half-wave plate thickness: 3.2180 [mm]
Order: 10 Half-wave plate thickness: 3.5755 [mm]

λ/4波片@12.3um：
Order: 1 Quarter-wave plate thickness: 0.1787 [mm]
Order: 2 Quarter-wave plate thickness: 0.3575 [mm]
Order: 3 Quarter-wave plate thickness: 0.5363 [mm]
Order: 4 Quarter-wave plate thickness: 0.7151 [mm]
Order: 5 Quarter-wave plate thickness: 0.8938 [mm]
Order: 6 Quarter-wave plate thickness: 1.0726 [mm]
Order: 7 Quarter-wave plate thickness: 1.2514 [mm]
Order: 8 Quarter-wave plate thickness: 1.4302 [mm]
Order: 9 Quarter-wave plate thickness: 1.6090 [mm]
Order: 10 Quarter-wave plate thickness: 1.7877 [mm]

CdSe晶体 硒化镉晶体 中远红外波片

CdSe晶体硒化镉晶体中远红外波片