The aperture range can vary anywhere from f/1.0 to f/22 depending on the lens. If you have lets say a Sigma lens then the first word may be SIGMA. This lens has an aperture of 3.5 for 18mm focal length and aperture of 5.6 for 55mm focal length. This is the diameter for the ND (Neutral Density) filter. They don't have the same image quality as a full-frame sensor, but still boast better image quality compared to a device such as a smartphone. The vertical axis is always marked from 0 to 1 and is read as a percentage. There's a right way and a wrong way to clean your camera lens. Look at your camera body where the lens mounts to the camera. Naturally, we're going to show you the wrong way. マニュアルレンズなんかでは、ゴチャゴチャとレンズ本体に目盛りが刻印されていたりします。 この目盛りは「被写界深度目盛り」などと呼ばれて、フォーカスの合う範囲を視覚化したもので、目盛りを元 … Lens manufacturers try their best to anticipate the needs of their customers, but a certain lens may not be friendly to left-handed camera operators, or a camera stabilizer system may obstruct the focus ring of a lens. A wide-angle lens may have a focal length of 18mm or 24mm, while a telephoto lens may be 100mm, 200mm, 400mm etc. CANON ZOOM LENS EF-S 18-55mm 1:3.5-5.6 IS STM. For full-frame (36x24mm) cameras, the distance from the centre to the extreme edge is 21.6mm. Don't let the acronyms fool you, however. MACRO here means how close we can get to the subject. I find that mirrorless cameras Be sure to read both documents before using your lens. Professional-grade lenses are designed to be both incredibly accurate as well as more durable than consumer-grade lenses. In the above picture we have the following text. The focal length number (or range) is found on nearly every camera lens, and is often found next to the lens aperture number. What the are: The kit lens your DSLR or interchangeable lens mirrorless camera came with is probably an example of a standard zoom lens, covering a … And when the lens is at 55mm then we get a narror view. While the abbreviations may vary from camera to camera, the technology behind the features is largely identical. If it’s a zoom lens, the focal length will read something like “18-200mm”. On your Nikkor or Nikon lens, you will see the lens’ maximum aperture number or f-number expressed in a 1-semicolon-number format. And when we set it to OFF mode then the Image Stabilizer is turned off. Wide-angle lenses are incredibly popular for landscape photographers, but they can be very tricky to use. Lenses with low dispersion glass seek to eliminate the issue by using different techniques to manufacture the lenses. But the focal length will change. STM stands for Stepper Motor. On a … We have one more switch and its is the STABILIZER switch. siteads.queue.push( {"site":"lifehacker","pagetype":"article","ad_type":"article","sec":"life","amp":false,"ctype":"article","article":"how to read a camera lens","article-tags":["camera lenses","cameras","digital photography"],"native":["null"],"aggregate":["camera lenses","cameras","digital photography"],"pageID":["null"],"sub-sec":"","cat":"life","cat1":"","item":{"objectid":811251,"title":"How To Read A Camera Lens","text":"When it comes to purchasing a lens for your digital camera, the sheer number of options, specifications, acronyms and features is enough to make anyone throw up their hands in frustration and resort to simply using their smartphone. And if you have a lets say 700mm lens then its a long lens and it has a narrow angle of view. Harry Guinness If you’re buying a used camera or lens, it’s a good idea to give it a thorough going over to make sure everything works before handing over your cold, hard cash. In the above image we have a CANON lens. Some full-frame cameras support cropped lenses, but that cropped lens, designed for a smaller sensor, will result in a photo that uses less of the full-frame sensor's area. You'll find variations in the presentation - sometimes f/2.8 is shown as "1:2.8", for example - but the numbers indicate the same thing: The maximum aperture of your lens. The two aperture numbers represent the largest aperture available at your camera's zoom range. This means that the camera lens can shoot a subject from a minimum distance of 0.25 meter or 0.8 feet. You can use filters on your camera lens to reduce glare or filter out colours to achieve some cool effects. When using optical zoom, some digital cameras will have a smooth zoom, meaning you can stop at any point along the entire length of the zoom for a partial zoom. Focal length is measured in millimeters (mm), and as we mentioned, typically rated to a 35 mm equivalent. And bigger the aperture number lesser the light allowed. This lens has a minimum focal length of 18mm and maximum focal length of 55mm. And since it is a zoom lens so, we have variable focal length for this lens. The score shows the amount of information captured by the lens on a given camera and how well the camera and lens perform together. In order to take advantage of the entire sensor, you'll need a full-frame lens. Though this lens has a 3.5 aperture it is still not great for low light scenarios. if (typeof siteads.queue !== 'undefined') { This is great for shooting videos as the lens won't be making noise when the camera makes auto focus on moving subject. Learn how to read your camera lens with this free photographer cheat sheet! EF-S lens mount is a derivative of the EF lens mount by Canon. This is the focal length. if (typeof siteads.queue !== 'undefined') { When the lens is at 18mm then we get a wider view. read up on the nuances of full-frame cameras, Nikon: Pro-grade lenses indicated via gold "ring" around lens perimeter. A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media capable of storing an image chemically or electronically. The focal length describes the lens’ field of view. It is a PRIME lens as it has a fixed focal length of 50mm. The lens diameter is more often than not on the front of the camera lens, or engraved on the side near the top, where you'd screw on your lens filter. Now you can get the top stories from Lifehacker delivered to your inbox. 1. Enjoy these free photographer resources and free download. Its a motor in Canon lens which allows the camera to adjust focus without making much noise. You cannot use it on A-mount cameras. An f/2.8 aperture, for example, will appear as 1:28. If you're currently out of ideas for your next shoot, maybe a new lens … AF stands for Auto Focus and when the lens is set to AF mode then the lens performs the focusing for you. One of the more common complaints about a camera lens is not the image it produces, but rather the actual build of the lens. siteads.queue.push( {"site":"lifehacker","pagetype":"article","ad_type":"article","sec":"life","amp":false,"ctype":"article","article":"how to read a camera lens","article-tags":["camera lenses","cameras","digital photography"],"native":["null"],"aggregate":["camera lenses","cameras","digital photography"],"pageID":["null"],"sub-sec":"","cat":"life","cat1":"","item":{"objectid":811251,"title":"How To Read A Camera Lens","text":"When it comes to purchasing a lens for your digital camera, the sheer number of options, specifications, acronyms and features is enough to make anyone throw up their hands in frustration and resort to simply using their smartphone. And if you have a lets say 700mm lens then its a long lens and it has a narrow angle of view. And we have the following text at the bottom of the lens. We can use EF lens on cropped sensor camera too. Software exists to correct for chromatic aberration, though most people won't notice the change in colour unless they're professionals. In the above image we can see the text "MACRO 0.25m/0.8ft". Professional-grade lenses are usually made for full-frame cameras, and take advantage of full-frame sensors inside. In short, EF-S lens is for cropped sensor camera. But
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