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580 Articles and 61 related Products found for lenses
  • Tuning Domes for Top IP Performance
    Tuning Domes for Top IP Performance
    The migration to IP from analog affects dome performance. High-resolution cameras, fisheye lenses and network constraints influence optimal ...
    Editor / Provider: a&s International | Updated: 2011 / 3 / 25
  • Quality Domes Hold No Viewing Limits Ⅱ
    Quality Domes Hold No Viewing Limits Ⅱ
    A lens with auto back focus is essential for image quality. “For a fixed dome, what's really important is a good lens that's easy to adjust,...
    Editor / Provider: a&s International | Updated: 2011 / 3 / 25
  • How to Succeed in the HD Network Camera Market
    How to Succeed in the HD Network Camera Market
    In the high definition (HD) era, the market has placed increased demands on surveillance products. While analog video users asked for clear ...
    Editor / Provider: Sunell | Updated: 2011 / 3 / 11
  • Sunell Lays Out PTZ 101
    Sunell Lays Out PTZ 101
    High-speed domes or PTZ cameras describe cameras which can pan, tilt and zoom by refocusing lenses. According to their moving speed, the cam...
    Editor / Provider: Submitted by Sunell | Updated: 2011 / 3 / 10
  • Anixter Cameras Board on Caribbean Cruise Ship
    Anixter Cameras Board on Caribbean Cruise Ship
    Customer: SiteSecure Challenge: International deployment of 136 network cameras on a cruise ship Results: * Upfront-quality checks elimin...
    Editor / Provider: Anixter | Updated: 2011 / 1 / 31
  • Detecting Without Light
    Detecting Without Light
    Thermal cameras produce clear images in pitch darkness and through all weather conditions, compensating for the low-light disadvantages of o...
    Editor / Provider: The Editorial Team | Updated: 2010 / 12 / 8
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