衍射轴锥产品

衍射轴锥将激光束转化成环状光斑（强度遵从贝塞尔分布）。环的宽度等于（输入激光束）衍射极限光斑尺寸。

衍射轴还将点光源成像为沿同一光轴的线光斑，并且增加了焦深（DOF）。每个衍射轴锥产品均由其环传播角定义。
除了标准产品，HOLO/OR也提供定制传播角对应产品。

HOLO/OR还设计和制造多圆环产品，这种DOE可将输入光束分成多个圆环输出。如果您对多环产品感兴趣，请单击此处。

ring generator - diffrative axicon
衍射轴锥

请输入您的激光波长，并使用下面的滤光片产品。 此外，要获取表中所列产品的快速报价，请检查表最后一列中所有所需的PN，然后单击列标题上的RFQ计算器图标。

Need shorter lead time? Lead time of uncoated DOE is 5 weeks shorter! Click here for questions.

PNλ [nm]环角峰峰值 [deg]Ring Diameter P2P [mm]
for EFL=100mm		AvailabilityRemarksAdd to Quote
** Availability time may differ due to missing raw materials
Need shorter lead time? Lead time of uncoated DOE is 5 weeks shorter!
Click here for RFQ and questions

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Holo/Or offers Diffractive Optical Elements in a wide variety of wavelength between 180nm and 11um

For DOE solutions outside this range, please contact us for custom solutions.

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MaterialsFused Silica, Sapphire, Germanium, ZnSe 熔融石英，蓝宝石，ZnSe，锗，塑料
Wavelength range193nm 至 10.6um
DOE design2-level (binary) to 16-level 2级（二进制）到16级
Diffraction efficiency75% - 96%
Element sizeFew mm to 150mm 几毫米至150毫米
Damage threshold~3 J/cm2 in 7nS pulse at 1064nm 在1064nm的7nS脉冲中约为3 J / cm2
Coating (optional)AR/AR Coating 增透膜
Custom DesignAlmost any size 几乎任何大小

Features:

  • 高功率阈值
  • 尺寸紧凑
  • 角度可选
  • 负正轴心
  • 波段从紫外到红外
  • 可选的增透涂层

Applications:

  • 原子阱
  • 在线性加速器中生成等离子体
  • 需要环形斑点时的眼科手术
  • 太阳能集中器
  • 激光器中的轴锥谐振器
  • 激光钻孔/光学打孔
  • 光学相干断层扫描（OCT）
  • 角膜手术
  • 天文望远镜