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221 Articles and 113 related Products found for varifocal
  • AXVIEW AX-6813DA7E-18 18x Outdoor Network High Speed Dome
    AXVIEW AX-6813DA7E-18 18x Outdoor Network High Speed Dome
    The Axview AX-6813DA7E-18 features a heavier housing, ideal for reducing image shake in windy environments. This network speed dome features...
    Editor / Provider: Editorial Consultant: Alf Chang / Sponsored by Axview Technology | Updated: 2010 / 12 / 23
  • Low-Light Cameras Break New Ground
    Low-Light Cameras Break New Ground
    While security cameras have evolved continuously, few can perform up to par after the sun sets. Thus, what determines the effectiveness of a...
    Editor / Provider: The Editorial Team | Updated: 2010 / 12 / 8
  • Catching Cheats with Advance Systems
    Catching Cheats with Advance Systems
    Casinos from all over the globe are updating their infrastructure to secure themselves from physical and financial threats....
    Editor / Provider: Submitted by March Networks, Hikvision Digital Technology, Axis Communications, Applied DNA Sciences and Visimetrics | Updated: 2010 / 9 / 14
  • Through the Looking Glass:A Primer on Lenses
    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
  • Get Peak Performance from Lenses
    Get Peak Performance from Lenses
    Lenses are essentially ground the same way, but their installation affects image quality significantly. This second of two articles explores...
    Editor / Provider: a&s International | Updated: 2010 / 9 / 8
  • Zooming in on Surveillance Lenses
    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
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