Wu Collection, Middle Volume Radical: Eye (mù) Character: Zhang Kangxi Stroke Count: 16 Page 815, Entry 21 According to the Book of Rhymes (Dengyun), pronounced zhang (falling tone). According to the Collection of Characters (Yuhui), an eye disease involving cloudiness or film. According to the Correct Meaning Through Characters (Zhengzitong), it is commonly written as zhang (obstruct).