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公开(公告)号:US20090059395A1
公开(公告)日:2009-03-05
申请号:US11946325
申请日:2007-11-28
申请人: CHUN-LING LIN , CHUN-HSIANG HUANG , CHUNG LEE
发明人: CHUN-LING LIN , CHUN-HSIANG HUANG , CHUNG LEE
IPC分类号: G02B9/62
CPC分类号: G02B9/62 , G02B13/005 , G02B13/22
摘要: A lens system comprises a first lens negative in power, a second lens positive in power, a third lens negative in power, a fourth lens positive in power, a fifth lens negative in power, and a sixth lens positive in power. The lens system meets a criteria of TT/f≦1.68 and 0.3
摘要翻译: 透镜系统包括:功率为负的第一透镜,功率正的第二透镜,功率为负的第三透镜,功率为正的第四透镜,功率为负的第五透镜,以及功率为正的第六透镜。 透镜系统满足TT / f <= 1.68和0.3