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    • 6. 发明授权
    • Monochrometer
    • 单色器
    • US5047650A
    • 1991-09-10
    • US639303
    • 1990-12-31
    • Tatsuo HaradaMasaaki ItoToshiaki Kita
    • Tatsuo HaradaMasaaki ItoToshiaki Kita
    • G01J3/18G02B5/18G21K1/06
    • G01J3/1804
    • The invention relates to a monochromator which disperses the light containing many wavelengths emitted from a source of light, and which takes out a given wavelength component only. The invention realizes a monochromator which can take out the light of a single wavelength maintaining a very high wavelength purity by using a plane grating C which can be easily manufactured maintaining a high precision and by employing a very simply constructed wavelength sweeping mechanism in which the distance between the incident slit A and the diffraction grating C as well as the distance between the exit slit B and the diffraction grating C are maintained constant, instead of using a concave grating that had been indispensable in the conventional monochromator adapted to the wavelength regions of from soft X-rays to vacuum ultraviolet rays.
    • PCT No.PCT / JP84 / 00545 Sec。 371日期:1985年7月17日 102(e)日期1985年7月17日PCT提交1984年11月14日PCT公布。 公开号WO85 / 02254 日期1985年5月23日。本发明涉及一种单色器,其分散包含从光源发射的许多波长的光,并且仅取出给定波长分量。 本发明实现了一种单色器,其可以通过使用能够容易地制造并保持高精度的平面光栅C并且通过采用非常简单构造的波长扫描机构来取出保持非常高的波长纯度的单一波长的光,其中距离 在入射狭缝A和衍射光栅C之间以及出射狭缝B和衍射光栅C之间的距离保持恒定,而不是使用在适合于波长区域的常规单色仪中不可缺少的凹形光栅 软X射线真空紫外线。
    • 7. 发明授权
    • Concave grating spectrometer
    • 凹面光栅光谱仪
    • US4568187A
    • 1986-02-04
    • US504437
    • 1983-06-15
    • Toshiaki KitaTatsuo Harada
    • Toshiaki KitaTatsuo Harada
    • G01J3/18G01J3/20
    • G01J3/18
    • In a concave grating spectrometer for creating a spectral image by dispersing a light to be measured according to the wavelength, an arrangement comprising a concave grating with varied spacing and/or curved grooves formed on a concave spherical surface, and an entrance slit located at such a position on a vertical focal line passing through the center of curvature of the spherical surface, that the sum of the square of the difference between horizontal and vertical focal lengths at each wavelength in the wavelength range takes a minimum value. The light to be measured projected through the entrance slit is dispersed by the concave grating according to the wavelength and an image is focused on the vertical focal line passing through the center of curvature of the spherical grating.
    • 在凹面光栅光谱仪中,用于通过根据波长分散待测量的光来产生光谱图像,包括形成在凹球面上的具有不同间隔和/或弯曲凹槽的凹形光栅的布置,以及位于其上的入口狭缝 在通过球面的曲率中心的垂直焦线上的位置,在波长范围内的每个波长处的水平和垂直焦距之间的差的平方和之和为最小值。 通过入口狭缝投射的被测光通过凹面光栅根据波长分散,并且图像聚焦在穿过球形光栅的曲率中心的垂直焦线上。