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所在平台: Udemy |
课程主页: https://www.udemy.com/course/how-to-expose-a-screen-for-screen-printing/
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课程名称：如何曝光屏幕进行丝网印刷 课程概述：欢迎加入本课程，您将学习如何使用光敏乳剂和塑料薄膜曝光屏幕，从而开启您的丝网印刷之旅。课程中，我们将演示如何使用“全合一”金属卤化物灯曝光设备对屏幕进行曝光。在完成本课程后，您将掌握如何使用光线曝光屏幕的方法，如何找到个人曝光时间，以及如何判断屏幕是否过度曝光或曝光不足。课程包含简单易懂的教程，适合初学者。以下是课程章节： 1. **准备艺术作品以进行曝光**：了解艺术作品准备的所有知识，包括如何打印电影正片以备屏幕曝光。 2. **涂覆和干燥屏幕**：集中讲解如何准备屏幕，以确保清晰曝光，无小孔或缺陷。 3. **使用光敏乳剂进行曝光的方法**：深入解析光敏乳剂的工作原理，教您如何根据自己的设备进行调整。 4. **曝光设备类型**：探讨最佳曝光方法，包括不同类型的曝光设备及其优劣。 5. **如何找到您的曝光时间**：带您使用曝光计算器，找到个人曝光时间。 6. **洗出设计**：讲解最佳结果的洗网过程。 7. **如何知道曝光是否完美**：使用试错法判断屏幕是否过度曝光或曝光不足。 8. **故障排除**：学习六种不同的技术，确保屏幕完美曝光，包括“如何纠正图像重影”及“为什么细线无法正确曝光”。 学生不需要任何先前经验即可参与本课程，但课程中展示的设备为专业级丝网印刷设备，所有的方法都可以使用较小或初学者设备完成。一旦完成此课程，您将拥有专业使用光敏乳剂和薄膜正片曝光屏幕的内部知识。
Join me in this class and you will learn how to expose screens using photosensitive emulsion and acetates so you can start your screen printing journey.In this class I will demonstrate how a screen is exposed using an 'all in one' metal halide lamp exposure unit. When completing this course you learn the method of exposing screens with light, how to find your personal exposure time and how to know if your screen is over-exposed or under-exposed.You will find simple, easy to follow lessons that can be implemented by a beginner screen printer. Here are the course chapters:Preparing your artwork for exposure. This chapter includes everything you need to know about artwork preparation including how to print your film positives ready for screen exposure.Coating and drying your screens. This chapter focuses on how you can prepare your screen to allow for a clean exposure with no pinholes or defects.The method of exposing with photosensitive emulsion. This chapter is all about how exposing with light sensitive emulsion works and how you can adapt this method to your own set up.Exposure unit types. This chapter focuses on the best methods of exposure including different types of exposure units and which ones work best.How to find your exposure times. This chapter walks you through how to use an exposure calculator to find your personal exposure time for your set up.Washing out your design. This chapter covers the process of washing out your screen for best results.How to know if your exposure is perfect. This chapter focuses on how to know if your screen is under-exposed or over-exposed using a trial and error method.Troubleshooting. In this chapter you will learn 6 different techniques to get your screens exposed perfectly, from 'how to correct image ghosting' to 'why fine lines won't expose properly'.Students do not need any prior experience to take part in this course however this class does showcase professional screen printing equipment. All of the methods used can be accomplished using smaller/beginner equipment if necessary.Once you have completed this class, you'll leave with the insider knowledge to start exposing your screens professionally using photosensitive emulsion and acetate, also known as film positives.
