在人類文化史上，「圖像」一直扮演相當重要的角色，而網路與多媒體技術的革新，更為圖像資訊的利用掀起高潮。雖然圖像資訊的表現形式已隨科技進步日漸豐富，但圖書館在圖像資訊之描述與分析方面卻仍未有突破。在網路充斥著大量多元的圖像資訊時，圖書館界實有必要針對「如何有效描述並分析圖像資訊」的議題加以探討，增加使用者檢索、利用的機會。本文將先就圖像資訊所包含的範圍說明其種類與特色；其次探討圖像資訊的實體描述與主題分析，進而為圖書館在圖像資訊的整理上提供一個思考方向。

　　　　　In human cultural history, "image" has been playing a very important role. Nowadays, the innovating of Internet and multi-media techniques leads the use of images to a new era. The performance of images becomes more and more diverse with the progress in technology, but the description and analysis of them is quite insufficient. Librarians have to pay more attention to the issue on "how to effectively describe and analyze images" to help users retrieval. In this article, the author first clarifies the categories and characteristics of images and then discusses physical description and the subject analysis. In conclusion, this report provides a view of image organization to the libraries.