MD投影机中的光学元器件(五)——投影镜头  

Optical Parts in the MD Projector (Ⅴ)——Projection Lens

作　　者：韩景福[1] 

机构地区：[1]中国电子视像行业协会大屏幕投影显示设备专业分会,北京100026

出　　处：《现代显示》2010年第6期5-8,24,共5页Advanced Display

摘　　要：微显示投影机所用的镜头,不同于电影放映、幻灯投影、书写投影、投影测量等投影镜头,更不能拿照相机镜头代替微显示投影镜头。微显示投影镜头有特殊的结构和要求,除了要求成像清晰、色彩丰富鲜艳、消除畸变、画面亮度均匀以外,还要求与投影机的光学引擎、显示器件相匹配。按使用情况,投影镜头分为前投影镜头和背投影镜头两大类。MD （micro display） projection lens is different from to the movie projection lens, slide projection lens, overhead projection lens and measuring projection lens. Can＇t even replace to MD projection lens with the camera lens. The MD projection lens has special structure and requests, in addition to request the projection lens be has high resolution power, full color image, well corrected distortion, and uniform illumination, also request to match with the panel of the optical engine of projector. According to the applications it divide into front projection lens and rear projection lens.

关 键 词：前投影机镜头 背投影机镜头 远心镜头 反远镜头 

分 类 号：TN873.6[电子电信—信息与通信工程]