วันพุธที่ 10 กันยายน พ.ศ. 2551

The Graphic Problem

The printing industry has revolutionized the digital sign. Current printers can reproduce an image of 1440 dpi (dots per inch) for virtually any size. But they are worthless if the original image is low resolution. It is defined by pixel resolution. A pixel is often regarded as the smallest unit of an image (tiny dots if you want). If the pixel content is low, the image is blurred. Anyone who has stolen a popular image of a program like Adobe Photoshop has pixelation in the image. The most common way to express the resolution of an image has been two whole: the first is the number of pixels wide or columns and the other is the number of lines or pixels high. Another way to express the resolution is to give the total number of pixels in the image (usually measured in megapixels). It is determined by a simple multiplication columns of pixels lines of pixels. Most file formats such as BMP, JPEG, PNG, as well as the size of the physical image. This is done through the Department of Public Information. For raster images (these photos in the rectangular pixels), the Department of the ratio of the number of pixels printed in an inch horizontally and vertically. For example, if you have an image 600 of 300 (or 1.8 megapixels) and you want to print at 300 dpi, the image will be printed within two inches by 1 inch (600 divided by 300 x 300 dpi)? a very small picture in order to obtain the necessary resolution. The largest printing the same image, of course, minus the number of dots per inch. At 20 by 10 inch print the same image will be only 30 dpi. Try to imagine how the poor would be if there were only 30 points per inch. In general, we have customers transfer 600 x 300 JPEG images of the family dog, for example, and ask us to put in a vinyl banner 4 by 2 meters, for example. We refuse to print a poster with less than 300 dpi, because we know that our customers will not be happy WTH quality. If they enlarged the picture to fit the sign, we get a signal with 12.5 dpi (only about 12 dots per inch). We need to help educate so that you know that we are not trying to aggravate or worse, when the indicator price ask for a better image quality. Believe me, so that the client is satisfied with the final product. I always feel badly when I have to irritate a customer. I understand that the location of the buyer. They want quick results with minimal effort. But customers must take an active role, and because once a whole, a sign the company write a limit or a low quality of the image. We do not need? insist on quality? that sometimes makes the customer seems to be missing mysterious that our technology has jurisdiction. There were frustrating times when a client tell me they know of a local company to sign her poster printed with the image as it is. And then hang MIFF. If we do not have been able to get a better picture quality, it is necessary to convert the file as a vector. This format gives us an opportunity to broaden the image without loss of resolution. In fact, we have a full-time person who can do it quickly enough in some cases. In general, they try to do is free for our customers, but sometimes we need to recharge May. It is strange, because the customer does not always understand. Some even think that we are about to add to the frivolous charges. We want to understand why! But I must also warn customers. Some companies signing will be charged high prices for art. Conversion of a table or scrap a vector format can be very cheap? approximately $ 10. But the poor quality require photographs of the artist to play the file as a graphic in detail. It will take time and more understandable that companies seeking to recover their costs. But we should not be charged more than $ 30 an hour and photos that rarely takes more than 2 or 3 hours to convert. For more information on the magnetic signals and other signals, you can go http://designasign.blogspot.com http://designasign.blogspot.com. If you want to buy Magnetis, vinyl, and almost every type imaginable sign go http://www.designasign.biz http://www.designasign.biz

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