Q:3.6mm and 6mm surveillance camera can see the screen angle is how much

3.6MM angle is generally about 87 degrees 6MM angle is 60 degrees. The scope of the monitoring is not the same, a clear distance is not the same, 3.6MM lens is generally the best clear distance of 7-8 m 6MM lens the best clear distance of 15 meters 3.6mm: 90 ° about 6mm: 60 ° 8mm: 45 ° about 12mm: 35 ° or so

Q:20 meters away with the number of mm monitor camera lens appropriate?

1/4 "CCD lens in the line of sight with 1/3" CCD no difference, but the angle will be more narrow, while the shooting of the object will appear taller.

Q:Now the surveillance camera really tmd nonsense, four hundred or five hundred products with more than a hundred USB camera are not as good as poor resolution did not shadow, and generally are so, monitoring products are pit father,

Almost no static power consumption. This makes CMOS power consumption is only about 1/3 of the ordinary CCD, CMOS important problem is in dealing with fast conversion of the image, because the current conversion is too frequent and overheating.

Q:Monitor the top ten cameras

Foreign brands: SONY, Panasonic, Samsung, Sanyo, Pyle high, Honeywell, and so on domestic brands: Yaan, Ming King, SOWZE, Hai Kang Wei as. The The Too much

Q:Monitor how the camera looks online

If it is a normal camera, then it must be connected to the computer, the computer will be real-time upload information on the camera must be the server. First, the router must have a forwarding function, such as a peanut shell. After logging in to the router, upload the LP address of the video host at the forwarding rule. Go to the dynamic DMMS where to apply for peanut shell, apply for a good login, login success will appear in the lower left corner of the LP and then on the page HTPP: / / plus the acquisition of LP: plus port can be.

Q:What kind of surveillance camera is good

According to your workshop size 8mm focal length, CCD1 / 3 inch camera almost, other parameters of course, the higher the better, but the price is higher, better international brand cameras have sony, Panasonic, Sharp, WATEC, etc. With the small, Shenzhen Weizi seems okay; I use the WATEC with 8mm, computar lens, the effect is good, the price of your side, a set of about 2800

Q:Dvr monitor the video recorder without image output is what the problem

If the format is only the system disk, then the system, monitoring software must be reloaded, set; VCR is the embedded host, format only to clear the video data, the system program and settings are stored in the motherboard chip So there is no need to reset it.

Q:Commercial surveillance camera and usually use the camera is connected together? How can we find matching software?

Under normal circumstances, the ideal monitoring camera delay in 200ms or so, slightly worse IPC delay in more than 400ms. If the delay of the network camera to reach more than 400ms, you need to consider the serious delay phenomenon for the front-end equipment alarm.

Q:What is the meaning of the high definition and standard definition of the surveillance camera?

Sub-level is not the same, there are industrial-grade, home-class, high-definition standard than the standard standard strict.

Q:How is the general surveillance camera connected to the computer?

(1) Turn off the computer, turn on the chassis, and install the video capture card in an empty PCI slot, as shown in Figure 1.25.