A Machine Vision Camera and CMOS/CCTV Lens Compatibility Table Camera Mount Compatibility Table . Types of CCTV Security Camera Lens. Angle . At f/8.0, the lens primarily blurs in the radial direction, which is a common occurrence. Camera with a larger size lens, produce the more narrow Field of View, and the shorter viewing distance. They capture a large area, though objects will appear smaller within the camera image. They normally quote two figures, the number of TVL and the IR range. The following chart displays the comparison of CCTV lens with the regular 135mm film camera lens. 18° lens size. What focal length lens do I need?Guide: the smaller the focal length number => the wider is the angle of the field of view. Imaging Lens Selector Our lens selector tool makes finding the right imaging lens easy. IR range is a largely made up number based around how far away from the camera Infra red light can be detected. Camera Model: 0. 2.5mm. Lens Table MOBOTIX7 (PDF, 337.18 KB) | DE | EN Add product to wishlist. 2014-01-12: Added support for metric distances. We are improving our website This page will be updated with a new look and menu. Horz area. 53° 12mm. HD CCTV Lens Chart for 1080p, 720p, AHD, HD-SDI, HD-TVI, IP Cameras. 100' away. Warehouses . HD CCTV Lens Chart for 1080p, 720p, AHD, HD-SDI, HD-TVI, IP Cameras This page contains lens charts for various image sensor sizes used in HD CCTV cameras (AHD, HD-TVI, HD-CVI, HD-SDI) and some network IP cameras. People selling CCTV are often very misleading when it comes to CCTV camera range. *DF6HA-1S supports 1/2 type. Horz area. Step 1 Choose an Optical Format: Step 2 Provide any two of the following three properties (A, B, or C): Unit of length: in. TF Series NEW. Also, most 1/4″ cameras produce a significantly narrower field of view with the same focal length lens. On the contrary, camera with a smaller size lens, also known as a wide-angle lens, produce a wider Field of View and longer viewing distance. Results View Image Helper View. CCD Chip Size: 1/3" 1/2" 2/3" 1" Horizontal Variable: 4.8: 6.4: 8.8: 12.8: Verticle Variable : 3.6: 4.8: 6.6: 9.6: Then you need to know at least two of these three items in order to make your calculations. Standard Camera. Determine the best machine vision lens for your application by simply providing your camera, working distance, and field of view. Horz area. It enables easy calculation of an appropriate lens focal length, camera viewing angle, IP camera bandwith, storage capacity for records archiving and of other camera system parameters. 25° 25mm. HF-HA-1S series is the lens that support 2/3" type* and 6.2μm pixel pitch. Lenses. Most CCTV applications use a fixed-focal-length (FFL) lens, which, like your eye's lens, covers a constant angular field of view (FOV). Vert area. CCTV Camera Lens Guide. 50' away. The old advice that “a chain is as strong as its weakest link” is certainly applicable to your CCTV. Focal length, usually represented in millimeters (mm), is the basic description of a photographic lens. CCTV lens . The parallel lines throw the AF system off track. Amount. The lens testing chart I'm going to use can be printed on 4x6 card. Wide-angle lenses are designed for monitoring large areas, such as: Foyers . Our fixed CCTV security camera lenses range from 2.8mm to 25mm. 78° 6.0mm. cm. 5' away. The other two textboxes will fill when you click Calculate. HF-SA series is designed to achieve high resolution up to 5 megapixels compatible with 2/3" sensors. While each camera in fact has its own unique field of view with each specific lens. The focal length (measured in mm) refers to the distance from the camera lens and the image sensor whilst the image is in focus. Focal Length. Note that many online lens calculators produce inaccurate angle measures for these focal lengths. What is Lens Focal Length. Vert area . When you need to find the right Security Camera Lens type, CCTV Security Pros is here to help. Vert area. The FOV for a 50mm lens would be 39.6 degrees horizontally and 27.0 degrees vertically. Back or Front Yards . So, you just bought a shiny, new, and maybe expensive, lens for your camera, and being the savvy consumer, you did your homework. Vert area. A CCTV lens is a camera’s window on the world. This page contains lens charts for various image sensor sizes used in HD CCTV cameras (AHD, HD-TVI, HD-CVI, HD-SDI) and some network IP cameras. DISCLAIMER. Distance between video camera and the video subject area. This chart is intended as an approximate guideline to help you select the appropriate lens. Simon Lambert explains what you need to know about CCTV lenses. Reset Custom Sensor Camera Model. JPEG files) of the chart on the Web; the outline description here should produce a better test chart, as it isn't limited to pixel-level resolution. The AF system doesn’t like the parallel lines on the chart. Narrow-angle Lens. In the MTF charts for the Canon zoom versus prime lens from before, both lenses begin to exhibit pronounced astigmatism at the very edges of the image. How do you calculate Field of View (FOV)? Due to the physical nature of lens optics, the numbers listed below should be considered accurate to within ± 3° and therefore a few feet / meters as well. 120° 3.6mm. When measuring a lens' performance for a MTF chart, Nikon tests are carried out with the lens at its maximum (widest) aperture. A fixed lens camera’s focal length (2.8mm, 4mm, etc) is fixed or permanently set, meaning that the field of view’s focal length cannot be changed or adjusted without using a different camera. 92° 4.3mm. To determine what lens … The contrast of the Sagital and Meridonial line pairs at various points from the lens' center are read and plotted on the chart. CCTV Calculator is a tool designated for camera system basic parameters determination and testing. Detail Lens Chart - The installer/designer can reference a detail lens chart to determine the exact field of view based on lens focal length and distance to the target. Lens Selection Chart Kintronics offers a selection of lenses for purchase.If you don’t see the lens you would like, please contact us for more information. Feb 2020: New Bandwidth and Storage Calculator. Machine Vision Lens Calculator Calculate Field of View, Focal Length or Object Distance by providing the other two properties. This might be called the night time range. 15' away. Smaller lenses are known as wide-angle lenses, which produce a greater field of view than cameras with a larger lens. These small, hidden, unsexy devices are often where corners are cut. Horz area. New online lens calculator has been published. Matching a lens type with mount type can be frustrating if you've purchased a lens and discovered that it cannot focus on your camera. HF-SA Series NEW. Ensure complete coverage. This chart is suitable for use with a variety of digital camera formats including full-frame, APS-C, Four Thirds and Micro Four Thirds. The draw back to a 12mm or 18mm lens is that the horizontal view narrows to as little as 15 feet. Lenses range from 2.8mm to 18mm on an average. Contact us; Calendar; Trainings; Jobs & Career; News; News Subscription Don't Miss any MOBOTIX News Get all relevant information about products, events and trainings directly to your inbox. test chart included in this document is, amongst other things: Unreliable Gives false positives for back focus Is flawed Cannot work Should not be relied upon Why do they say these things? Feb 2020: IPICA Ratings 2019: Most popular camera types, brands and resolutions. It has nothing at all to do with the effective range at which detail can be filmed. Parking Lots . 2014-01-28: Added angle and field of view calculations. If you are running into this problem, you're not alone! That is, the FFL images a scene with constant magnification. Now a 4x6 target isn't very big, so the idea is to print a number of them and place them in the center and at the corners of a larger chart. The larger the lens size the farther it will view. 25' away. HD CCTV Lens Chart for 1080p, 720p, AHD, HD-SDI, HD-TVI, IP Cameras This page contains lens charts for various image sensor sizes used in HD CCTV cameras (AHD, HD-TVI, HD-CVI, HD-SDI) and some network IP cameras. Security Camera Lens Chart: Lens Focal Length. Contact us to connect with an expert. Sign up for free Footer right. In CCTV Field of View depends on a number of factors such as the sensor format, the focal length of a lens, and the distance from the objects. This chart represents the angle and field of view calculations for cameras with 1/3′” lenses. Lens: The lens determines the field of view the camera provides. See the chart for the various CCD sizes and their corresponding actual dimensions that are used to determine the correct field of view. Footer left. Cancel Add to wishlist. 10' away. According to them, there are three main reasons: 1. You wouldn't want to use a wide-angled lens to view a number plate from 50m away because you'd have no hope of reading it, and so it's imperative you pick the right focal length for the job at hand. Dec 2020: Version 11 of IP Video System Design Tool has been updated. The chart below is for 1/3-inch format cameras. Online CCTV Lens Calculator; Bandwidth and Storage Calculator; Case Studies. CF-HA series is compatible with large 1" image sensor cameras to realize high resolution up to 1.5 megapixels. In a nutshell, CCTV security camera lenses contain either a fixed lens (also called monofocal lens) or varifocal lens. This lens chart can be used by video surveillance installers to help plan what size lens is needed for their application based on the angle of view that the lens will provide. Clicking on the format in the equivalent lens chart will update format and lens settings to match. Diagonally, the FOV is 46.8 degrees. CF-HA Series NEW. Focal Length. That’s why you must take care at every point in your system. mm. However, with the prime lens, something interesting happens: the type of astigmatism reverses when comparing the lens at f/1.4 versus at f/8.0. In the column "Lens Focal Length", go down to the row marked "50mm" and then over to the green area marked "35mm & FX format (1)". News. A large variety of CCTV camera lenses are available with different focal lengths (FLs), which will provide different FOVs. I think some people have posted raster images (e.g. It is not a measurement of the actual length of a lens, but a calculation of an optical distance from the point where light rays converge to form a sharp image of an object to the digital sensor or 35mm film at the focal plane in the camera. Added preset focus distances roughly corresponding to various types of portraits.
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