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OpticsTechnology Deep Dive

What is Depth of Field (DoF) and its relevance in embedded vision?

Prabu Kumar
by Prabu Kumar
Depth of Field (DoF) is crucial for embedded vision since it can improve the ability to process and analyze visual data. It is impacted by factors such as aperture size, focal length, and more. Get in-depth information about DoF, its influence on vision systems, major features, and more....
OpticsTechnology Deep Dive

A Beginner’s Guide to Lens Distortion Parameters: F-Theta, F-Tan Theta, and TV Distortion

Prabu Kumar
by Prabu Kumar
Lens datasheets often include distortion information to help photographers and engineers understand how the lens behaves. Lens distortion refers to the phenomenon where straight lines in a scene appear curved in the final image. In this blog, we break down lens distortion parameters. We explain in detail the three main...
OpticsTechnology Deep Dive

What is Lens Distortion? Exploring its Types, Critical Factors, and Correction Methods

Prabu Kumar
by Prabu Kumar
In this blog we are exploring one of most common imaging artifacts – distortion. You can read more on the causes of distortion, the different types of distortion, and how factors like wavelength and field of view affect it. Also find out how to correct lens distortion and how it...
OpticsTechnology Deep Dive

What Causes Lens Aberrations? An Insight on Types of Lens Aberrations and How to Minimize Them

Prabu Kumar
by Prabu Kumar
Are you getting blurry or distorted images? This might be because of lens aberrations. This article explores what lens aberrations are, the different types of monochromatic and chromatic aberrations, and how to minimize them to achieve sharp and clear photos. Read on to learn more about lenses and how they...
OpticsTechnology Deep Dive

Optical Zoom vs. Digital Zoom in Embedded Vision Cameras

Prabu Kumar
by Prabu Kumar
There are two major approaches to camera-related magnification - optical zoom and digital zoom. One relies on manual adjustments while the other leverages software algorithms. Explore the differences, advantages, and limitations of both these approaches....
OpticsTechnology Deep Dive

Fixed-focus lens vs. autofocus lens: How to choose the best lens for your application

Prabu Kumar
by Prabu Kumar
In this blog, you'll learn about these two lens types with key insights into their attributes and best-use scenarios in the world of embedded vision....
OpticsTechnology Deep Dive

C-mount vs. CS-mount: Everything you should know about these lens types

Prabu Kumar
by Prabu Kumar
C-mount and CS-mount are screw-threaded lens mounts found in machine vision and surveillance cameras. While they nearly have the same specifications, the FFD (Flange Focal Distance) differs. Discover other similarities and differences between C-mount and CS-mount lenses while understanding threading specifications....
OpticsTechnology Deep Dive

What are lens mounts in embedded cameras? How to choose one for your application?

Prabu Kumar
by Prabu Kumar
Lens mounts are mechanical devices that attach a lens to a camera body. So, selecting the right one is significantly important to building an effective embedded vision system. Read our blog to understand the different types of lens mounts and the factors to consider while selecting one....
OpticsTechnology Deep Dive

Field of view vs focal length – everything you need to know

Prabu Kumar
by Prabu Kumar
Field of view and focal length are two of the most important lens parameters. As simple as they are, not many understand them thoroughly. Learn what they mean, how the two are related, and why it is important to understand the two concepts thoroughly....
OpticsTechnology Deep Dive

What is Field of View? What is its relevance in embedded vision?

Prabu Kumar
by Prabu Kumar
Field Of View (FOV) is one of the most important factors to consider while selecting and integrating a camera into your device. In this article, learn what the term means, the factors that determine the FOV value, and its relevance in modern-day embedded vision applications....