A slow shutter speed will improve low light performance but cause ghosting images What is shutter speed used for The shutter speed of a camera controls how many samples per second the image is captured to the CCD or CMOS sensor. After we searched online, we found the most majority of security dome cameras could encounter this problem. As said, "bnc" hook up, you may be probably using analog HD (HD-CVI or TVI, or AHD). Recently one of our clients reported to us that he installed several vandal proof dome cameras and noticed a foggy/halo effect when camera works at night with the IR on. These may not affect the daytime image but will immediately be an issue with nighttime IR images. Remote Assist is your resource for a virtual diagnosis and repair, In-home service required? Avoid installing the cameras in tight corners. Always clean the dome cover with a soft cloth after installation. I just installed a Lorex 16 channel dvr 1080 p system in my house. Avoid touching the dome during the installation and try to keep the protective film on the dome unit the very end. Periodic cleaning of the dome cover may be required to maintain a clear image. Symptoms: The image is very unclear when the objects in the picture is moving and can the problem can be described as "seeing … - camera hải nam hà nội If you're wondering exactly what causes ghosting on CCTV cameras, then you are likely a little frustrated by being unable to find the image from your camera. Specialize in business and home professional CCTV … How do I correct this problem as I'm new to the system? Ghost in CCTV cameras can also be caused by slow shutter speed, high gain, high DNR, high DWDR and smoothing adjustments. It's easy! The picture looks great but has some ghosting. The Internet's favorite variety of ghost-sighting evidence comes in several forms. The cameras are connected to the DVR with cat5e cable and Single Channel Passive Video Balun with Video and Power . Did a lot of searching but didn't uncover much except for a review on Amazon where it's mentioned. How to fix CCTV and DV camera related issues: CCTV and DV cameras need to be setup correctly in order to display the image correctly. I have cleaned the outside of the lenses and played with the contrast but that didn't help. Editor's Note: Be careful about surveillance cameras that cost $50 or $30 or less. English: +086 755 28901540 Chinese: +086 755 89250123, cost for the solar infrared barrier detector. I just installed a Lorex 16 channel dvr 1080 p system in my house. Even though not visible in the picture (the cardboard is outside of the camera’s field of view), the IR-reflection is huge. The effect is greatly amplified when the lens is stopped down to its minimum aperture, which is why aperture ghosting is typically not visible at large apertures like f/1.4, but quite noticeable at something like f/16.