发明名称 Sight
摘要 A sight apparatus has a day-sight part, a night-sight part and a filter which quenches the visible light so that the night-sight part in the form of an IR sight can be used during the daytime as well. In order to improve use of the night-sight under daylight conditions the filter has characteristics which quench visible light having wavelengths outside the wavelengths of blue light and is arranged in the beam path for the incoming visible light.
申请公布号 US5534696(A) 申请公布日期 1996.07.09
申请号 US19940353275 申请日期 1994.12.05
申请人 CELSIUSTECH ELECTRONICS AB 发明人 JOHANSSON, STEFAN;SANDSTROEM, UNTO
分类号 G02B23/12;(IPC1-7):G01J5/00 主分类号 G02B23/12
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