摘要： 正义的模糊影像让人们不自觉地意识到法律存在模糊性。法律的模糊性是指法律所具有的归属不完全的属性。它在法的微观层面，中观层面和宏观层面均有渗透。法的模糊性不等同于法的不确定性，也不等同于法律语言的模糊性。强调法的模糊性和合理利用法的模糊性走的一条是与传统法学精确化道路完全相反的路径，是一个与传统法学截然不同的理论系统——“模糊法学”。模糊法学在立法、司法及部门法学中有广泛的应用价值。

关键词: 法的模糊性 , 模糊法学 , 隶属度

Abstract: Fuzzy nature of law can be naturally recognized because of the blurred image of justice．Fuzzy nature of law is the character of law it can not completely belong to．It can be found in the micro-level，meso-level and macro-level of law．Fuzzy nature of law is neither equivalent to the uncertainty of the law，nor the ambiguity of the legal language．To stress fuzzy nature of nature of law and to make use of it rationally is a way completely different from tradition legal theory which pursues precision legal．It is named as fuzzy laws．Fuzzy laws have comprehensive application value in legislation；jurisdiction and legal branch．

Key words: Fuzzy nature of law, Fuzzy laws, Degree of membership