Optics

Optics Technology Deep Dive

What is lens vignetting – and how to eliminate it in embedded cameras?

Prabu Kumar
Lens vignetting is the reduction of brightness/saturation from an image’s center to its four corners. Find out what causes lens vignetting, its different types, and some of the industry best practices for correcting it....
Optics Technology Deep Dive

What is an IR-cut filter – and why do embedded vision applications need it?

Prabu Kumar
An IR-cut filter is a mechanical shutter that blocks or delivers light in the IR spectrum to enable true color reproduction. Learn how an IR-cut filter works and why your embedded vision application might need it....
Optics Technology Deep Dive

How to calculate the resolving power of a lens

Vinoth Rajagopalan
Resolving power is one of the most critical parameters to consider while choosing a lens for your application. Get to know how to determine the resolving power of a lens with theoretical and practical calculations....
Optics Technology Deep Dive

How liquid lens cameras work – the ultimate guide

Prabu Kumar
Liquid lenses have been the backbone for autofocus cameras used in many new age embedded vision applications. So, get the ultimate know-how on how liquid lens cameras work, their use cases, and what separates them from VCM cameras...
Optics Sensor and ISP Technology Deep Dive

What is NIR imaging and how do NIR cameras work?

Prabu Kumar
NIR imaging has a unique sensitivity profile to project distant objects with a clear vision and are particularly useful in night vision applications. Go backstage on NIR imaging and understand the role of NIR cameras in embedded vision applications....