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    • 1. 发明授权
    • Multiple spectral band opto-mechanical modular
    • 多光谱带光机械模块化
    • US06373073B1
    • 2002-04-16
    • US05373237
    • 1973-06-25
    • Thomas M. ClancyEugene S. Rubin
    • Thomas M. ClancyEugene S. Rubin
    • G01N100
    • G02B26/008
    • A multiple spectral band opto-mechanical modulator for obtaining simultaneous but independent modulation of an extended IR source in two distinct wavelength bands comprises in one embodiment a first rotating filter wheel having alternating radial segments of transparent and short wavepass filter material, a second rotating filter wheel having alternating radial segments of transparent and long wavepass filter material, a stationary wheel having alternating radial transparent and opaque segments positioned intermediate the first and second rotating wheels and means for rotating said first and second filter wheels at predetermined frequencies.
    • 用于获得两个不同波长带中的扩展IR源的同时但独立调制的多光谱带光学机械调制器包括在一个实施例中,具有透明和短波通滤波器材料的交替的径向段的第一旋转滤光轮,第二旋转滤光轮 具有交替的透明和长波通滤波器材料的径向段,固定轮具有定位在第一和第二旋转轮之间的交替的径向透明和不透明段,以及用于以预定频率转动所述第一和第二滤光轮的装置。