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    • 1. 发明授权
    • Illumination system incorporating collimated light source
    • 包含准直光源的照明系统
    • US07411735B2
    • 2008-08-12
    • US11296147
    • 2005-12-06
    • Simon MagarillRoy A. Auerbach
    • Simon MagarillRoy A. Auerbach
    • G02B27/30
    • G02B27/0927G02B27/0961G02B27/0994G03B21/2033
    • An optical system and a projection system incorporating same are disclosed. The optical system includes a light source that is capable of emitting light. The emitted light includes one or more substantially collimated discrete light beams. The optical system further includes a lenslet array for receiving and transmitting the emitted light. Each discrete light beam in the emitted light has an intensity full width at half maximum (FWHM) at the lenslet array that covers at least a portion of a plurality of lenslets in the lenslet array. The optical system further includes an optical element for receiving the transmitted light from an input face of the optical element. The optical element homogenizes the received light and transmits the homogenized light from an output face of the optical element.
    • 公开了一种包括其的光学系统和投影系统。 光学系统包括能够发光的光源。 发射的光包括一个或多个基本上准直的离散光束。 光学系统还包括用于接收和发射发射的光的小透镜阵列。 发射光中的每个离散光束具有覆盖小透镜阵列中的多个小透镜的至少一部分的小透镜阵列处的半高的强度全宽(FWHM)。 光学系统还包括用于接收来自光学元件的输入面的透射光的光学元件。 光学元件使接收到的光均匀化并将来自光学元件的输出面的均匀化光发射。
    • 3. 发明授权
    • Fluorescent volume light source having multiple fluorescent species
    • 具有多种荧光物质的荧光体积光源
    • US07857457B2
    • 2010-12-28
    • US11862893
    • 2007-09-27
    • Todd S. RutherfordDale R. LutzRoy A. AuerbachRonald E. English, Jr.
    • Todd S. RutherfordDale R. LutzRoy A. AuerbachRonald E. English, Jr.
    • F21V7/04
    • G03B21/208G02B6/0003G03B21/2013G03B21/204
    • A projection system contains an illumination system having at least a first source of incoherent light capable of generating light in a first wavelength range. The illumination system also includes a body containing a fluorescent material that emits light in a second wavelength range, different from the first wavelength range, when illuminated by light in the first wavelength range. The system further includes at least a second fluorescent material that absorbs light in at least one of the first and second wavelength ranges, and emits light in a third wavelength range. The body has an extraction area, and at least some of the light in either the second or third wavelength ranges is internally reflected within the body to the extraction area. Light from the extraction area illuminates at least one image-forming device. Image light from the image-forming device is projected by a projection lens unit onto a screen.
    • 投影系统包含具有能够产生第一波长范围内的光的至少第一非相干光源的照明系统。 照明系统还包括当在第一波长范围内的光照射时,包含发射与第一波长范围不同的第二波长范围内的光的荧光材料的主体。 该系统还包括至少第二荧光材料,其吸收第一和第二波长范围中的至少一个的光,并且发射第三波长范围的光。 身体具有提取区域,并且第二或第三波长范围内的至少一些光在体内被内部反射到提取区域。 来自提取区域的光照亮至少一个图像形成装置。 来自图像形成装置的图像光由投影透镜单元投影到屏幕上。
    • 5. 发明申请
    • FLUORESCENT VOLUME LIGHT SOURCE HAVING MULTIPLE FLUORESCENT SPECIES
    • 具有多种荧光物种的荧光体光源
    • US20080079910A1
    • 2008-04-03
    • US11862893
    • 2007-09-27
    • Todd S. RutherfordDale R. LutzRoy A. AuerbachRonald E. English
    • Todd S. RutherfordDale R. LutzRoy A. AuerbachRonald E. English
    • G03B21/14F21V9/16
    • G03B21/208G02B6/0003G03B21/2013G03B21/204
    • A projection system contains an illumination system having at least a first source of incoherent light capable of generating light in a first wavelength range. The illumination system also includes a body containing a fluorescent material that emits light in a second wavelength range, different from the first wavelength range, when illuminated by light in the first wavelength range. The system further includes at least a second fluorescent material that absorbs light in at least one of the first and second wavelength ranges, and emits light in a third wavelength range. The body has an extraction area, and at least some of the light in either the second or third wavelength ranges is internally reflected within the body to the extraction area. Light from the extraction area illuminates at least one image-forming device. Image light from the image-forming device is projected by a projection lens unit onto a screen.
    • 投影系统包含具有能够产生第一波长范围内的光的至少第一非相干光源的照明系统。 照明系统还包括当在第一波长范围内的光照射时,包含发射与第一波长范围不同的第二波长范围内的光的荧光材料的主体。 该系统还包括至少第二荧光材料,其吸收第一和第二波长范围中的至少一个的光,并且发射第三波长范围的光。 身体具有提取区域,并且第二或第三波长范围内的至少一些光在体内被内部反射到提取区域。 来自提取区域的光照亮至少一个图像形成装置。 来自图像形成装置的图像光由投影透镜单元投影到屏幕上。