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Having a great time and visiting family are mutually exclusive.
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| 07-23-2012, 08:13 AM | |
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Not sure if anyone suggested a lens tilt lens, but I just discovered them and they are a VERY cool effect. You can get an adapter for your existing lenses to tilt them or you can get a self-contained lens with the tilt built in.
E finita la cuccagna
Politics may not be the oldest profession but the results are the same. |
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Tilting the lens was typically used to change the direction of the plane of best focus. When the lens allows light to hit the film perpendicular to the lens plane, the plane of best focus is parallel to the film plane. A tilt lens rotates the plane of best focus. It's useful in situations where you have multiple objects at different distances from the camera that you want in focus at the same time. For instance, consider taking a picture of at the head of a table and wanting more of the table in focus. Or, consider macro photography where you want the plane of best focus to align with the object in question. |
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The reason to have the tilt feature is to align the plane of best focus with the subject of a photo. For instance, product photographers will frequently use a T-S lens so that they don't have to shoot at f/11 or f/16 to get everything in focus. They can align the plane of focus with the object in question and still shoot at a more optimal aperture, like f/5.6 or f/8. The shift feature is mostly used by architecture photographers who want to take pictures of buildings without keystoning, where lines that are parallel appear to converge, such as pointing your camera up at tall buildings. Here's an example of keystoning [kakomu.com]. Note that the lines of the building in the center appear to be converging together. Bear in mind that camera movements have existed in both large format and medium format cameras since the beginning of the 20th century, but the tilt effect in the photo you posted appears to be used ad nausem only recently. I consider it "incorrect" because the tilt, swing and shift were devised as a means to get more of the subject in focus and in frame, not less. |
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And lol - no this is not my front yard, it is an Amazon pic for one of their tilt lens to show what it can do. |
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When a tilt lens is used for its intended purpose, the effect is practically invisible. Last edited by kakomu; 07-24-2012 at 07:13 AM.. |
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So I just bought a 70-200mm f/2.8L IS II from an Amazon Marketplace seller for 700... and I'm thinking it must be stolen. Is there a way to check serial number without finding out that I indeed have stolen merchandise and then having to give it back.
Now his storefront is MIA. So what could this mean? Last edited by jdramirez; 07-29-2012 at 07:34 AM.. Reason: Automerged Doublepost |
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The reason his site is down is probably to cover his tracks. |
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Personally, I just don't shoot much stuff at long focal lengths. It's great for football and soccer, but terrible for people and nature. Before you sink that much cheese into that glass, be sure you'll use it.
My dream lens right now is the 10-22mm Canon. |
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