The KGA392-A Geltech Molded Glass AspheriC0550c Lens is a very economic choice for collimating or focusing light at high magnification. It is made from Corning glass, which features low dispersion (Vd=50.40). Typical applications include fiber coupling, laser diodes, medical lasers, optical data storage, and barcode scanners. This 4.00 mm diameter lens has an effective focal length of 2.75 mm and a 0.64 NA. It has a Visible anti-reflective coating for 350-700 nm.

• 透镜形状

  Plano-Convex Aspheric

• 直径

  4.0 mm

• 透镜材料

  Corning C0550 Glass

• 增透膜

  350-700 nm

• 有效焦距

  2.75 mm  

• 表面质量

  40-20 scratch-dig

• 设计波长

  830 nm  

• 直径公差

  ±0.015 mm

• 通光孔径

  3.60 mm

• 镀膜代码

  -A

• 清洁

  See How to Clean Optics

• 透镜类型

  Molded Glass Aspheric

• 数值孔径

  0.64  

• 工作距离

  1.50 mm  

• 
  

KGA392-A Geltech模压玻璃非球墨0550c透镜是高倍光学准直或聚焦的经济选择。由康宁玻璃制成，分散度低(Vd=50.40)。典型的应用包括光纤耦合、激光二极管、医用激光器、光学数据存储和条形码扫描仪。这款直径4.00 mm的镜头有效焦距为2.75 mm，焦距为0.64 NA。它具有350-700纳米的可见抗反射涂层。