Focal length is measured in mm or inches, and is the distance between the optical center of the lens and the point on which it focuses. A lower focal length results in less magnification with a greater field of view, and vice versa for longer focal lengths. Security cameras usually have a focal length of ¼”, 1/3”, or ½”.
IP PTZ Camera IP PTZ Camera 10x Optical 10x Digital Vivotek PZ7111
View and Control Your Camera From Anywhere In The World Enjoy the benefits of a PTZ camera without having to use a DVR or joystick controller. Our IP PTZ camera only needs internet access (via CAT5) and power to work. Once connected, you can... Category:On Sale Now Part Number: PTZ-IP100XBB
100x Indoor IP PTZ Color Camera IP PTZ Camera 10x Optical 10x Digital
View and Control You Camera From Anywhere Else In The World Enjoy the benefits of a PTZ camera without having to use a DVR or joystick controller. Our IP PTZ camera only needs internet access (via CAT5) and power to work. Once connected, you can easily view... Category:On Sale Now Part Number: PTZ-IP100XH264
Adjustable Vari-focal lens bullet cameras Adjustable Vari-focal lens bullet cameras. Manually adjust lens from 4mm to 8mm.
4mm - 8mm vari-focal lens with auto iris. 3-3/4" Long x 1" Diameter indoor model. 12 volt power supply and mounting bracket included.
This camera is among the most versatile of our line of bullet cameras. ... Category:Security Cameras >> Bullet Cameras Part Number:
270X Outdoor PTZ 270X Indoor/Outdoor Color PTZ Camera This PTZ camera gives you everything you would want in a PTZ camera. It is fully weatherproof and ready for indoor or outdoor use. Powerful 27X optical 10X digital zoom. Rugged metal housing. Camera comes with ceiling and wall mount for the most... Category:Pan Tilt Zoom Cameras Part Number: PTZ-270XLT
Use Of Surveillance Gadgets To Be Able To Assure The Safety Of Your Child With The Babysitter
When I noticed my young daughter having bruises on her arms I
became extremely worried that the baby sitter was hurting her. I didnt
want to say anything right up until I was sure of it so I made a
decision to do my own bit of detective work.
It looked that a hidden pinhole camera would... Category:Home >> Blog
Effective Manner Of Catching The Offender Using Covert Surveillance
I reside in a single-family residence with my spouse and three
daughters. After several incidents of vandalism started in our normally
peaceful L.A. neighborhood I finally made a decision to hear out one
neighbors advice regarding the use of cheap hidden cameras for home surveillance.
Luckily... Category:Home >> Blog
