02/27/2020

CCTV lens/ Security lens(I)

CCTV lens Security camera lens
02/27/2020

Security CCTV camera lens debugging method (I)

Lens debugging method of CCTV camera: Attaching the cctv lens, note CS/C mount types, usig adjustment ring...
02/21/2020

OmniVision announces first 64-megapixel 0.8-micron image sensor

OmniVision announces first 64-megapixel 0.8-micron image sensor
02/19/2020

How to select a good machine vision lens?

machine vision lens
02/15/2020

Optical lens basics (III)

MTF Aperture Depth of field
02/13/2020

Optical lens basics (II)

focal length field of view C mount CS mount
02/08/2020

Optical lens basics (I)

Optical lens is an indispensable component in the machine vision system.  It directly affects the quality of the imaging. It affects the implementation and effect of […]
02/04/2020

Traffic lens helps artificial intelligence

In traffic management, artificial intelligence is mainly used for moving object detection and recognition. The commonly used application scenarios include the following four parts: 1、 Dynamic […]
01/05/2018

What happens when you focus lenses from infinity to shorter distances?

To focus on shorter distances, s-mount lenses have to be “unscrewed” . On first glance this seems to be very different from larger Lenses like C- […]
05/18/2017

What’s the relationship between the main features of a lens?

We describe here the (yes, complicated) relationships between : Focal Length F-Number (=F#) Entry Pupil Exit Pupil Viewing Angle Chief Ray Angle Image Circle Object side […]
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