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    • 2. 发明授权
    • Projection lens and projection apparatus
    • 投影镜头和投影仪
    • US08675292B2
    • 2014-03-18
    • US13273210
    • 2011-10-13
    • Kuo-Chuan WangYi-Hao KangChi-Tang HsiehChia-Chang Lee
    • Kuo-Chuan WangYi-Hao KangChi-Tang HsiehChia-Chang Lee
    • G02B13/16
    • G02B13/16G02B19/0014G02B19/0047
    • A projection lens for projecting an image beam is provided. The image beam is converted by a light valve from an illumination beam irradiating the light valve. The projection lens includes a first lens group, a second lens group, and a third lens group. The first lens group is disposed on a transmission path of the image beam, and has a first optical axis. The second lens group is disposed on both a transmission path of the illumination beam and the transmission path of the image beam, and between the light valve and the first lens group. The second lens group has a second optical axis. The second optical axis is inclined with respect to the first optical axis. The third lens group is disposed on the transmission path of the image beam, and between the first lens group and the second lens group. A projection apparatus is also provided.
    • 提供了用于投影图像束的投影透镜。 图像光束通过光阀从照射光阀的照明光束转换。 投影透镜包括第一透镜组,第二透镜组和第三透镜组。 第一透镜组设置在图像束的传输路径上,并且具有第一光轴。 第二透镜组设置在照明光束的传输路径和图像束的传输路径之间,以及光阀和第一透镜组之间。 第二透镜组具有第二光轴。 第二光轴相对于第一光轴倾斜。 第三透镜组设置在图像束的传输路径上,并且位于第一透镜组和第二透镜组之间。 还提供投影设备。
    • 3. 发明申请
    • PROJECTION LENS AND PROJECTION APPARATUS
    • 投影镜头和投影设备
    • US20120212841A1
    • 2012-08-23
    • US13273210
    • 2011-10-13
    • Kuo-Chuan WangYi-Hao KangChi-Tang HsiehChia-Chang Lee
    • Kuo-Chuan WangYi-Hao KangChi-Tang HsiehChia-Chang Lee
    • G02B11/16G02B11/06
    • G02B13/16G02B19/0014G02B19/0047
    • A projection lens for projecting an image beam is provided. The image beam is converted by a light valve from an illumination beam irradiating the light valve. The projection lens includes a first lens group, a second lens group, and a third lens group. The first lens group is disposed on a transmission path of the image beam, and has a first optical axis. The second lens group is disposed on both a transmission path of the illumination beam and the transmission path of the image beam, and between the light valve and the first lens group. The second lens group has a second optical axis. The second optical axis is inclined with respect to the first optical axis. The third lens group is disposed on the transmission path of the image beam, and between the first lens group and the second lens group. A projection apparatus is also provided.
    • 提供了用于投影图像束的投影透镜。 图像光束通过光阀从照射光阀的照明光束转换。 投影透镜包括第一透镜组,第二透镜组和第三透镜组。 第一透镜组设置在图像束的传输路径上,并且具有第一光轴。 第二透镜组设置在照明光束的传输路径和图像束的传输路径之间,以及光阀和第一透镜组之间。 第二透镜组具有第二光轴。 第二光轴相对于第一光轴倾斜。 第三透镜组设置在图像束的传输路径上,并且位于第一透镜组和第二透镜组之间。 还提供投影设备。
    • 4. 发明授权
    • Lens array module and projection apparatus
    • 透镜阵列模块和投影仪
    • US08721088B2
    • 2014-05-13
    • US13118452
    • 2011-05-29
    • Yi-Hao KangJiunn-Lih LinChia-Chang LeeChi-Tang Hsieh
    • Yi-Hao KangJiunn-Lih LinChia-Chang LeeChi-Tang Hsieh
    • G02B3/00G03B21/14G02F1/1335
    • G02B3/0043G02B3/0056G02B3/0062G02B3/0075G03B21/208
    • A lens array module includes a light incident surface, a light emitting surface opposite to the light incident surface, and a plurality of first and second lens surfaces. The first lens surfaces are arranged on the light incident surface to form into an array. The second lens surfaces are arranged on the light emitting surface to form into an array. The center of curvature of each of the first lens surfaces located at two opposite sides of a first reference point on the light incident surface deviates away from the first reference point in a direction parallel to a first reference axis, and the center of curvature of each of the second lens surfaces located at two opposite sides of a second reference point on the light emitting surface deviates toward the second reference point in a direction parallel to the first reference axis. A projection apparatus is also provided.
    • 透镜阵列模块包括光入射表面,与光入射表面相对的发光表面,以及多个第一和第二透镜表面。 第一透镜表面布置在光入射表面上以形成阵列。 第二透镜表面布置在发光表面上以形成阵列。 位于光入射面上的第一参考点的两个相对侧的每个第一透镜表面的曲率中心在平行于第一参考轴线的方向上偏离第一参考点,并且每个 位于发光表面上的第二参考点的两个相对侧的第二透镜表面在平行于第一参考轴线的方向上偏离第二参考点。 还提供投影设备。
    • 5. 发明申请
    • LENS ARRAY MODULE AND PROJECTION APPARATUS
    • 镜头阵列和投影装置
    • US20120075593A1
    • 2012-03-29
    • US13118452
    • 2011-05-29
    • Yi-Hao KangJiunn-Lih LinChia-Chang LeeChi-Tang Hsieh
    • Yi-Hao KangJiunn-Lih LinChia-Chang LeeChi-Tang Hsieh
    • G03B21/14G02B3/00
    • G02B3/0043G02B3/0056G02B3/0062G02B3/0075G03B21/208
    • A lens array module includes a light incident surface, a light emitting surface opposite to the light incident surface, and a plurality of first and second lens surfaces. The first lens surfaces are arranged on the light incident surface to form into an array. The second lens surfaces are arranged on the light emitting surface to form into an array. The center of curvature of each of the first lens surfaces located at two opposite sides of a first reference point on the light incident surface deviates away from the first reference point in a direction parallel to a first reference axis, and the center of curvature of each of the second lens surfaces located at two opposite sides of a second reference point on the light emitting surface deviates toward the second reference point in a direction parallel to the first reference axis. A projection apparatus is also provided.
    • 透镜阵列模块包括光入射表面,与光入射表面相对的发光表面,以及多个第一和第二透镜表面。 第一透镜表面布置在光入射表面上以形成阵列。 第二透镜表面布置在发光表面上以形成阵列。 位于光入射面上的第一参考点的两个相对侧的每个第一透镜表面的曲率中心在平行于第一参考轴线的方向上偏离第一参考点,并且每个 位于发光表面上的第二参考点的两个相对侧的第二透镜表面在平行于第一参考轴线的方向上偏离第二参考点。 还提供投影设备。
    • 7. 发明授权
    • Fixed-focus lens
    • 定焦镜头
    • US07551363B2
    • 2009-06-23
    • US12053266
    • 2008-03-21
    • Yi-Hao KangHsin-Te Chen
    • Yi-Hao KangHsin-Te Chen
    • G02B3/00G02B13/04G02B3/02
    • G02B13/16G02B9/12G02B13/18
    • A fixed-focus lens including a first lens group, a second lens group and a third lens group which are arranged in sequence from an object side to an image side is provided. The first lens group has a negative refractive power and includes a first lens and a second lens arranged in sequence from the object side to the image side, and both having negative refractive powers. The first lens is an aspheric lens. The second lens group has a positive refractive power and includes a lens with positive refractive power. The third lens group has a positive refractive power and includes at least one first cemented lens. The fixed-focus lens satisfies 1.2
    • 提供了包括从物体侧到像侧依次布置的第一透镜组,第二透镜组和第三透镜组的固定焦点透镜。 第一透镜组具有负屈光力,并且包括从物体侧到像侧依次排列的第一透镜和第二透镜,并且具有负折射力。 第一透镜是非球面透镜。 第二透镜组具有正折光力并且包括具有正屈光力的透镜。 第三透镜组具有正屈光力并且包括至少一个第一胶合透镜。 固定焦距透镜满足1.2 <| fG1 / f | <4.2和2.8 <| fL2 / f | <8.6,其中f,fG1和fL2是固定焦点透镜,第一透镜组和第二透镜组的有效焦距 镜头。
    • 8. 发明授权
    • Fixed-focus lens
    • 定焦镜头
    • US07505209B2
    • 2009-03-17
    • US11684798
    • 2007-03-12
    • Yi-Hao KangChao-Yi Yeh
    • Yi-Hao KangChao-Yi Yeh
    • G02B3/00G02B9/00G02B13/04
    • G02B13/06
    • A fixed-focus lens suitable for projecting an image beam from a light valve onto a screen is provided. The fixed-focus lens comprises a first lens group, a second lens group, and a third lens group arranged in sequence. The third lens group is disposed near the light valve. The first lens group having a negative refractive power comprises at least an aspheric lens. The second lens group having a positive refractive power comprises at least a lens. The third lens group having a positive refractive power comprises at least four lenses.
    • 提供了一种适用于将图像光束从光阀投影到屏幕上的固定焦距透镜。 固定焦点透镜包括依次布置的第一透镜组,第二透镜组和第三透镜组。 第三透镜组设置在光阀附近。 具有负屈光力的第一透镜组包括至少一个非球面透镜。 具有正屈光力的第二透镜组至少包括透镜。 具有正屈光力的第三透镜组包括至少四个透镜。
    • 9. 发明授权
    • Fixed-focus lens
    • 定焦镜头
    • US08089706B2
    • 2012-01-03
    • US12968549
    • 2010-12-15
    • Yi-Hao KangYuan-Hung Su
    • Yi-Hao KangYuan-Hung Su
    • G02B17/00
    • G02B5/10G02B17/08G02B27/0025
    • A fixed-focus lens disposed between a magnified side and a minified side. The fixed-focus lens has an optical axis and includes a reflective system and a refractive system. The reflective system includes a reflection mirror with a negative refractive power. The refractive system is disposed between the reflection mirror and the minified side and includes a first lens group and a second lens group. The first lens group has a positive refractive power. The second lens group is disposed between the first lens group and the minified side, and has a positive refractive power. The fixed-focus lens satisfies F/H>0.23, where F is an effective focal length and H is an image height.
    • 设置在放大侧和最小侧的固定焦点透镜。 固定焦点透镜具有光轴并且包括反射系统和折射系统。 反射系统包括具有负屈光力的反射镜。 折射系统设置在反射镜和最小化侧之间,并且包括第一透镜组和第二透镜组。 第一透镜组具有正的屈光力。 第二透镜组设置在第一透镜组和最小化侧之间,并且具有正的折光力。 固定焦距透镜满足F / H> 0.23,其中F是有效焦距,H是图像高度。
    • 10. 发明申请
    • ZOOM LENS
    • 变焦镜头
    • US20110194188A1
    • 2011-08-11
    • US12703511
    • 2010-02-10
    • Yuan-Hung SuYi-Hao Kang
    • Yuan-Hung SuYi-Hao Kang
    • G02B15/14G02B3/00
    • G02B15/177
    • A zoom lens includes a first lens group, a second lens group, a third lens group, and a fourth lens group. The first lens group including three lenses is disposed between a magnified side and an reduced side, and the first lens group has a negative refractive power. The second lens group including two lenses is disposed between the first lens group and the reduced side, and the second lens group has a positive refractive power. The third lens group including one lens is disposed between the second lens group and the reduced side, and the third lens group has a positive refractive power. The fourth lens group including seven lenses is disposed between the third lens group and the reduced side, and the fourth lens group has a positive refractive power.
    • 变焦镜头包括第一透镜组,第二透镜组,第三透镜​​组和第四透镜组。 包括三个透镜的第一透镜组设置在放大侧和缩小侧之间,并且第一透镜组具有负折射光焦度。 包括两个透镜的第二透镜组设置在第一透镜组和缩小侧之间,并且第二透镜组具有正折射光焦度。 包括一个透镜的第三透镜组设置在第二透镜组和缩小侧之间,并且第三透镜组具有正折光力。 包括七个透镜的第四透镜组设置在第三透镜组和缩小侧之间,并且第四透镜组具有正折射光焦度。