夜间视力检测仪研究

RESEARCH OF NIGHT-TIME VISION DECTECTING INSTRUMENT

文章叙述夜间视力检测仪的工作原理和光电方案。它采用近视力表工作原理 ,用液晶显示屏产生 C形视标作为检测目标。

Night time vision detecting instrument is an important equipment for detecting the vision of automative vehicle driver .In this paper the operative principle and optical electro scheme are discussed.It uses the operative principle of near view form and liquid crystal screen of generating C mark as checking object.