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Search Results for: 测量工具 (118)

测试与测试目标板

Discover the different types of testing targets and their ideal applications, advantages, limitations, equations, and examples at Edmund Optics.

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扩束镜测试

Shack-Hartmann wavefront sensors are used to test the transmitted wavefront error of laser beam expanders, predicting the real-world performance of the beam expander.

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激光光学计量

Metrology is critical for ensuring that optical components consistently meet their desired specifications, especially in laser applications.

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激光损伤阈值测试

Testing laser induced damage threshold (LIDT) is not standardized, so understanding how your optics were tested is critical for predicting performance.

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光束质量和斯特列尔比

There are several metrics used to describe the quality of a laser beam including the M2 factor, the beam parameter product, and power in the bucket

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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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光学系统机械设计、装配和校准的5大考量

Are you designing an optical system? Be sure to review these 5 considerations relating to mechanical design, assembly, and alignment at Edmund Optics.

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何谓成像?

在成像过程中,光线通过成像镜头从物体映射到成像传感器上,以再现物体的特征和相似性,从而达到检查、分类或分析的目的。

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如何选择可变放大倍率镜头

To decide what imaging lens is right for a system, it is important to know the parameters of the imaging system used. Learn more at Edmund Optics.

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荧光显微镜:内置了照明和滤光片用于成像

Want to know about fluorescence microscopy? Read this article by a Biomedical Product Line Engineer at Edmund Optics to learn more.

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了解光学参数规格

Do you want to know more about the importance of optical specifications? Learn the different types of specifications and their impact on your system at Edmund Optics.

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远心度优点

Learn more about the advantages of telecentricity, including parallax error elimination, telecentric lenses, depth of field, and distortion, at Edmund Optics.

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选择合适的照明

Not sure which type of illumination you should use for your system? Learn more about the pros and cons of different illumination types at Edmund Optics.

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远心照明:为何机器视觉应用中需要它

Think you don't need telecentric illumination in machine vision applications? Find out why you need telecentric illumination at Edmund Optics.

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了解焦距与视场

Learn how to understand focal length and field of view for imaging lenses through calculations, working distance, and examples at Edmund Optics.

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激光系统的关键参数

了解确保激光应用成功必须考虑的关键参数。将为这些参数建立通用术语。

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所有关于非球面透镜

Learn all about the benefits of aspheres, their unique anatomy, how they're manufactured, and how to choose the right one for your system.

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镜头垫圈,垫片和焦距扩展器

Want to learn how to extend a lens beyond its limits in an application? Learn more about spacers, shims, and focal length extenders at Edmund Optics.

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成像镜头的加固

Have an application in a demanding environment? Learn about the different types of ruggedization: industrial, ingress protection, and stability at Edmund Optics.

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菲涅尔透镜的优点

Fresnel lenses come in different sizes and can be used in a variety of applications. Read more about the theory, manufacturing, and application use at Edmund Optics.

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像差如何影响机器视觉镜头

Need help understanding aberration theory? Learn about a few fundamental concepts to help clarify your understanding at Edmund Optics.

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高功率光学镀膜的复杂情况

Want to know more about high-power optical coatings? Find out more about the importance, fabrication, and testing at Edmund Optics.

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了解远场校正物镜分辨能力与放大率

Microscopes are used in a variety of fields and applications. To understand how resolving power, magnification, and other aspects work, read more at Edmund Optics.

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如何选择固定放大倍率镜头

Fixed magnification lenses typically function properly at a single working distance and are specified by their magnification. Learn more at Edmund Optics.

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使用柱面透镜时的其他考虑事项

Learn about specifications that should be considered when using cylinder lenses, including power axis wedge, plano axis wedge, and axial twist at Edmund Optics.

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光学应用范例

Looking for application examples? Find examples for Detector Systems, Selecting the Right Lens, and Building a Projection System at Edmund Optics.

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取得卓越成像的11种最佳实践

Do you use imaging systems constantly in your professional field? Learn top tips for improving your imaging system and practices at Edmund Optics.

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了解并指定激光元件的激光损伤阈值(LIDT)

Laser induced damage threshold (LIDT) denotes the maximum laser fluence an optical component can withstand with an acceptable amount of risk.

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畸变

Distortion is an individual aberration that misplaces information but can be calculated or mapped out of an image. Learn more about distortion at Edmund Optics.

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远心设计主题

Object space and image space are the two types of telecentricity. These refer to the exit and entrance pupil locations of an optical system.

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