发明名称 IMAGE PROJECTION APPARATUS
摘要 An image projection apparatus includes a light source for emitting a light bundle, a display element forming an image by using the light bundle, and a projection system having: a lens unit refracting the light bundle so as to magnify and project the image and including first and second aspheric lenses, which are spaced from each other and change the refraction of the light bundle, and at least one spherical lens disposed between the first and second aspheric lenses; and a mirror for reflecting, toward the outside, the light bundle delivered by the lens unit.
申请公布号 US2015309323(A1) 申请公布日期 2015.10.29
申请号 US201314648117 申请日期 2013.12.23
申请人 LG Electronics Inc. 发明人 PARK Jun;YEO Sangok;OH Honglyeol
分类号 G02B27/26;G02B13/16;G02B13/00;G03B21/28 主分类号 G02B27/26
代理机构 代理人
主权项
地址 Seoul KR