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224 Articles and 113 related Products found for varifocal

Through the Looking Glass:A Primer on Lenses
Mark Wilson, VP of Marketing for Infinova, describes the differences among lenses and how to find the right one for every application....
Editor / Provider: Submitted by Infinova | Updated: 2010 / 9 / 8

Zooming in on Surveillance Lenses
Lenses operate as the eyes of a camera, taking in every single detail. A&S finds out what makes surveillance lenses good, how to test them a...
Editor / Provider: a&s International | Updated: 2010 / 9 / 7

Theia Launches Ultra Wide Varifocal Lens with Linear Optical Technology (R)
Theia has leveraged its patented, award winning Linear Optical Technology? platform to offer all optical distortion correction in its new SL...
Editor / Provider: Theia Technology | Updated: 2010 / 9 / 3

China Update (Part II): Ensuring Product Quality and Marketability through Stringent Control
Users' buying behavior is not the only thing that has been changed by the economic downturn. Chinese manufacturers continue to lower their p...
Editor / Provider: a&s International | Updated: 2010 / 7 / 23

Taiwanese School Deploys Etrovision IP Solutions
Project Mission A school in Taiwan had been searching for a solution to replace the existing surveillance system and reach a higher securit...
Editor / Provider: Sourced by Etrovision | Updated: 2010 / 2 / 24

Infinova: How and Why to Select Megapixel, Network and Analog Security Cameras (Part IV)
A commonsense guide for chief security officers (CSOs), directors and managers on how to maximize the effectiveness of your surveillance sol...
Editor / Provider: By Mark S. Wilson, VP of Marketing at Infinova | Updated: 2010 / 2 / 12

Infinova: How and Why to Select Megapixel, Network and Analog Security Cameras (Part III)
A commonsense guide for chief security officers (CSOs), directors and managers on how to maximize the effectiveness of your surveillance sol...
Editor / Provider: By Mark S. Wilson, VP of Marketing at Infinova | Updated: 2010 / 2 / 11

Safeguarding Harsh Environments With Ruggedized Cameras
Surveillance cameras allow people to monitor objects of interest in faraway locations even though they cannot be physically present. However...
Editor / Provider: a&s International | Updated: 2009 / 9 / 25

Viewse Shows R&D Capability with Innovative 1/3-Inch 18x Zoom Camera
HTS, established in 1997 at Shenzhen, China, has been a pioneer in camera field. In 1999, HTS built its own brand — Viewse — which was the f...
Editor / Provider: BY Tim Shen | Updated: 2009 / 9 / 8

Panasonic: Product Development Trends and Strategy in 2009
Keizo Suzuki, Systems Engineer, Overseas Sales Group, Security and Sound Systems Business Unit, Panasonic System Solutions Company, discusse...
Editor / Provider: Submitted by Panasonic System Solutions Company | Updated: 2009 / 8 / 24

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