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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC® 组件由爱特蒙特光学设计、规定或生产。 了解更多

50mm直径 x 75mm焦距,未镀膜,锗基底,弯月透镜

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Product Details

类型:
Meniscus Lens

Physical & Mechanical Properties

直径 (mm):
50.00 +0.0/-0.1
中心厚度 CT (mm):
5.00
中心厚度容差 (mm):
±0.10
中心偏(弧分):
<3
有效孔径 (%):
90.00
边缘厚度 ET (mm):
3.5

Optical Properties

有效焦距 EFL (mm):
75.00
基底: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Germanium (Ge)
有效焦距/有效孔径直径比:
1.5
数字孔径 NA:
0.33
涂层:
Uncoated
波长范围 (nm):
2000 - 14000
后焦距 BFL (mm):
71.56
焦距指定波长 (μm):
10.6
半径 R1 (mm):
81.89
半径 R2 (mm):
122.77
表面质量:
60-40
波长范围 (μm):
2 - 14

合规性

RoHS 2015:
Reach 219:
Certificate of Conformance:

产品系列说明

  • 波长范围为2 - 16μm
  • 采用耐用的设计,可满足要求严苛的应用
  • 出色的球面校正
  • 由于锗的原材料供应链中断,我们的锗材料产品交付周期可能会延长,价格也可能会发生变化。如需了解更多信息,请向我们的 客服团队进行咨询。

TECHSPEC®锗弯月透镜设计以满足要求严苛的红外应用,包括红外成像或监控、遥测或红外分光镜。TECHSPEC锗弯月透镜提供出色的球面校正。与TECHSPEC锗PCX透镜的焦距相比,本产品具有更小的光斑。这些弯月透镜备有无镀膜版或增透膜版,能够在指定的镀膜波长范围下带来更高的性能。

技术信息

AR COATED GERMANIUM

Typical transmission of a 3mm thick Ge window with BBAR (3000-5000nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg <3% @ 3000 - 5000nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick Ge window with BBAR (3000-12000nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg <5.0% @ 3 - 12μm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick Ge window with BBAR (8000-12000nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg <3.0% @ 8 - 12μm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Filter

增透膜

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光学镀膜简介

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Short Wave Infrared (SWIR)

SAG Calculator

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下一代球面透镜

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光学应用范例

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球面透镜的精度公差

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Keys to Cost Effective Optical Design and Tolerancing

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How do I clean my lenses?

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How does reversing the orientation of a PCX lens affect the EFL and BFL in a setup?

Double-Concave (DCV) Lens

Double-Convex (DCX) Lens

Meniscus Lens

Plano-Concave (PCV) Lens

Plano-Convex (PCX) Lens

UV vs. IR Grade Fused Silica

UV grade fused silica is ideal for UV and visible applications, but IR grade fused silica has better transmission in the IR due to a lack of OH- impurities.

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什么是短波红外(SWIR)

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Hyperspectral and Multispectral Imaging

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高光谱和多光谱成像 - 光学新趋势:第七集

Hyperspectral and multispectral imaging are imaging technologies that capture information from a broader portion of the electromagnetic spectrum.

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You offer many substrates for UV and IR applications. How do I know which is best for me?

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快速光学原型制造

Quickly Respond to Collapsing Product Lifecycles

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技巧#3—把球面镜变成非球面镜

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I am looking to prototype an illumination system. My objective is to use a small halogen filament bulb and end up with a beam of light. What would be the best lens or lens combination to give me this projected spot of light?

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What are the benefits of aspheric lenses compared to standard singlet lenses?

Back Focal Length (BFL)

Field Curvature

Sag

光学玻璃

Choosing the right optical glass is important. Find out factors and properties on how to select the right optical glass at Edmund Optics.

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像差如何影响机器视觉镜头

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分辨率与对比度限制:艾里斑

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What is the difference between an inked lens and a non-inked one?

If I want to design with your lenses and lens assemblies, how do I get the information that I need?

Now that I have chosen my lens, how do I mount it?

Center Thickness (CT)

Chromatic Focal Shift

Conjugate Distance

Épaisseur de bord

Distance focale effective (EFL)

Finite/Finite Conjugate

Power

Singlet Lens

技巧#4—为现货元件镀膜

Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.

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如何定义光学透镜的放大倍数

When doing basic imaging, how do you determine the magnification an optical lens will provide?

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学习利用准直光确定光学透镜的焦距

Collimated light occurs when light rays travel parallel to each other.

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如何利用光学透镜成像

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Irregularity

Radius of Curvature

BBAR Coating

Diopter

了解表面质量

The surface quality of optical components the scattering off of its surface, which is especially important in laser optics applications.

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Anti-Reflection (AR) Coating

Bevel

Seamed Edge

Introduction to Basic Ray Optics

An understanding of refraction and basic ray optics is a critical foundation for understanding more complicated optical concepts and technologies.

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Surface Flatness

Transmission

How do I clean my optics?

Integration of Optical Systems

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现货和定制光学件制造技术

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EO 全球制造基地

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爱特蒙特光学的计量技术:测量是制造的关键环节

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Clear Aperture (CA)

Refraction

Surface Quality

 
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