Transcription of What Resolution Should Your Images Be?
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1 What Resolution Should Your Images Be?The best way to determine the optimum Resolution is to think about the final use of your publication you ll need the highest Resolution , for desktop printing lower, and for web orclassroom use, lower still. The following table is a general guide; detailed explanations SizeResolutionPreferredFile FormatApprox. FileSizeProjected in classAbout 1024 pixels widefor a horizontal image ; or768 pixels high for avertical one102 DPIJPEG300 600 KWeb siteAbout 400 600 pixelswide for a large image ;100 200 for a thumbnailimage72 DPIJPEG20 200 KPrinted in a bookor art magazineMultiply intended printsize by Resolution ; animage to be printed as 6 W x 4 H would be 1800x 1200 DPIEPS or TIFF6 10 MBPrinted on alaserwriterMultiply intended printsize by Resolution ; animage to be printed as 6 W x 4 H would be 1200x 800 DPIEPS or TIFF2-3 MBDigital Camera PhotosDigital cameras have a range of preset resolutions which
Most image processing applications can handle them, and all web browsers can display them. JPEG, however, is a compression scheme, which means that saving images as JPEGs will result in some loss of image quality. You can often compress an image to about 1/10 of its original size by saving it as JPEG.
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