发明名称 Beam splitting prism assembly with bias light source
摘要 A television camera comprising an objective lens, a color resolution prism system and image pick-up devices arranged to respectively face the exit faces of said color resolution prism system. Said color resolution prism system comprises first, second, third and fourth prisms arranged in the above-mentioned order from said objective lens and along the optical axis thereof, wherein said first and second prisms are mutually separated by an air gap, said second and third prisms are mutually separated by an air gap, said second prism is provided with a first dichroic layer on a surface thereof facing said third prism, and said third and fourth prisms are mutually adhered through a second dichroic layer.
申请公布号 US4236177(A) 申请公布日期 1980.11.25
申请号 US19790001928 申请日期 1979.01.08
申请人 CANON K K 发明人 OHSHIMA, SHIGERU;SEKIGUCHI, TAKESHI
分类号 H04N9/097;(IPC1-7):H04N9/09 主分类号 H04N9/097
代理机构 代理人
主权项
地址