TAILIEUCHUNG - Photoshop cs5 by steve Johnson part 6

Tìm hiểu về Danh mục và hệ thống đo lường Khi bạn đi trên một chuyến đi đường, bạn cần hai điều để làm cho chuyến đi là một thành công: hỗ trợ tốt định hướng (bản đồ), và hiểu biết về làm thế nào để đo khoảng cách giữa hai điểm trên bản đồ đường bộ (1 inch thường bằng 100 dặm). | Understanding Navigation and Measurement Systems 2 Introduction When you go on a road trip you need two things to make the trip a success good navigational aids maps and an understanding of how to measure distances between two points on a road map 1 inch typically equals 100 miles . When you are working with Adobe Photoshop one of the keys to making the journey a success is to understand the navigational and measurement aids available. Photoshop lets you choose a measurement system to fit a specific project. For example if you re working on images destined for the Web or a monitor you ll be using pixels as a measurement system. Conversely if you re outputting to paper or possibly a 4-color press you ll likely choose inches or picas. Selecting between different measurement systems does not impact the quality of the final image only how you measure distance. Trust me on this one understanding how to measure distance helps to make the journey an enjoyable experience I know from experience . Having problems squinting at the small details of a photographic image Using the Zoom tool is a great way to get you focused where you need to be. Zooming into a specific section of a document makes touching up the fine details just that much easier. In addition the Info panel gives you up-to-date information on the exact position of the cursor inside the document as well as detailed color information that can be indispensable in color-correcting an image. The ability to create text annotations allows you to record document information that might be vital to the processing of the image and pass it on to anyone who opens the document. Photoshop s navigation and measurement systems are more than just information they represent control of the document and control of the creative process. What You ll Do Change the View Size and Area with the Navigator Panel Change the Color of the Navigator Panel View Box Change the Screen Display Mode Change the View with the Zoom Tool Increase or .

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