Products Information

Products Information

03/01/2020

HD CCTV lens technology development trends

Molding aspheric technology, Multi-layer broadband anti-reflection coating, 4K Ultra HD Technology, Large aperture technology.
02/27/2020

CCTV lens/Security lens (III)

CCTV camera lens: depth of field, Miniature object distance, CS and C mounts, Comparison of non-IR lens and IR lens, megapixel.
02/27/2020

CCTV lens/Security lens (II)

CCTV lens: Image size,focal length, field of View, aperture, auto and manual iris.
02/27/2020

CCTV lens/ Security lens(I)

CCTV lens Security camera lens
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 […]
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 […]
APP Download