What Does 2.8-12mm Mean On A Cctv Camera Lens
Security Camera Lens Size Comparison
A security photographic camera lens size determines the field of surveillance view and zoom level that the camera provides. The camera lenses that CCTV Camera Pros supplies generally range from two.5mm to 100mm. The larger the size of the lens, the more than narrow and zoomed in the field of view is. Some of our fixed lens cameras come up standard with a 3.6mm or 6mm lens. If y'all demand precise adjustment to the angle and field of view for your application, a varifocal lens photographic camera is recommended then that you can accommodate the lens to the exact view that yous need. CCTV Camera Pros offers vari-focal lenses such every bit 2.eight-12mm, 6-60mm, and 5-100mm.
Practise yous need assist deciding what size lens is all-time for you? CCTV Camera Pros has Us based support techs that tin can assist via email and over the phone. Please contact us if you need assistance.
CCTV Lens Comparison Video
The in a higher place video provides a side-past-side CCTV lens comparison using a box security camera setup with the following lens settings: 2.8mm, 6mm, 12mm, 60mm, and 100mm.
Security Camera Lens Comparing Photos
Above is a next photo that compares the aforementioned lens settings from the video. Delight click here or on the image to view a larger format of this image. The higher up photos and video were captured using our PRO-680DN box manner security camera.
Hard disk drive Security Camera Lens Comparison
Here are some sample still photos that were taken using unlike lens' settings from these Hard disk drive box security cameras focused on a garbage dumpster 90 anxiety away from where the camera is installed. There are two versions of this photographic camera. The only deviation is the varifocal lens that is included. The AHD-BX3-28 comes with a 2.8-12mm lens. The AHD-BX3-5 comes with a 5-50mm lens. The camera captures full 1080p HD video.
To tape these images, the photographic camera was continued to an iDVR-PRO Hard disk drive surveillance DVR.
2.8mm Lens
This first image was captured with the camera lens ready at 2.8mm. You can see that the two.8mm setting provides an approximate 95-caste field of view. The garbage dumpster in the background is located 90 feet away from where the camera is mounted.
5mm Lens
The in a higher place image was captured with the 5 to 50mm lens of the AHD-BX3-v ready at the widest setting - 5mm. The 5mm setting provides an approximate 66-degree field of view. The garbage dumpster in the groundwork is located xc feet abroad from where the camera is mounted.
12mm Lens
This image was captured with the camera lens set at 12mm. The garbage dumpster is still 90 feet abroad.
50mm Lens
This image was captured with the AHD-BX3-50 camera lens set at the about narrow / zoomed in setting - 50mm. Y'all can see the huge difference in the field of view / zoom when you compare the other images to the 50mm settings. The garbage dumpster is all the same xc feet away but appears as though it is right in front of the camera because the lens has been adapted to bring the view much closer.
180 Degree Fisheye Lens
This image was captured using a specialized 180 degree fisheye lens security camera. It is a ii.5mm fisheye which makes the view ultra-wide. Mike is standing nearly directly below where the camera is mounted.
Nigh the Writer
This commodity was written by , co-founder and managing partner of CCTV Camera Pros. If you have any questions about security camera systems, delight email Mike at mike@cctvcamerapros.net.
Source: https://www.cctvcamerapros.com/Security-Camera-Lens-Comparison-s/90.htm
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