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    • 5. 发明授权
    • Method for printing a developed photo film
    • 打印照相胶卷的方法
    • US07161655B2
    • 2007-01-09
    • US10980419
    • 2004-11-04
    • Kazumi Koike
    • Kazumi Koike
    • G03B27/52G03B27/32H04N1/46H04N1/21
    • G03B19/04G03B2219/045
    • A lens-fitted photo film unit comprises a main body, a bottom lid, and a photo film. The main body has an exposure chamber with a taking lens. The exposure chamber is provided with a plane mirror disposed in such a manner as to be inclined 45 degrees with respect to the optical axis of the taking lens. Since the plane mirror reflects light from a subject, a photographic optical path of the light is perpendicularly bent. Subject light forms an image on the photo film disposed in parallel with the optical axis. A side print is exposed in the manufacture on the lateral edge of the photo film. Since the orientation of the photographed image is the same as that of the side print, it is possible to easily confirm the orientation of the photographed image in the development and print processes.
    • 带镜头的摄影胶片单元包括主体,底盖和照相胶卷。 主体具有带摄影镜头的曝光室。 曝光室设置有相对于拍摄镜片的光轴倾斜45度的平面镜。 由于平面镜反射来自被摄体的光,所以光的照相光路垂直弯曲。 被摄体光在与光轴平行设置的照相胶片上形成图像。 侧面印刷品在制造中在照相胶片的侧边缘上曝光。 由于拍摄图像的取向与侧面印刷的方向相同,因此可以容易地确认在显影和印刷处理中拍摄的图像的取向。
    • 6. 发明授权
    • Photographic lens
    • 摄影镜头
    • US07031080B2
    • 2006-04-18
    • US10921919
    • 2004-08-20
    • Kazumi Koike
    • Kazumi Koike
    • G02B9/06
    • G02B13/003G02B9/08G02B13/18
    • A photographic lens has a first and second positive lens. The first lens is a meniscus lens having a convex object side surface. The second lens is a double-convex lens. The photographic lens satisfies the following conditions: 5.6≦f F2; 0.39 |R4| wherein F is an overall focal length, F1 is a focal length of the first lens, F2 is a focal length of the second lens, f is a ratio of the overall focal length F to an effective aperture size defined by the first stop, R1 is a radius of curvature of the object side surface of the first lens, R3 and R4 are radii of curvature of the object side spherical surface and of an average spherical surface of the image side aspherical surface of the second lens.
    • 摄影镜头具有第一和第二正透镜。 第一透镜是具有凸形物体侧表面的弯月形透镜。 第二透镜是双凸透镜。 摄影镜头满足以下条件:<?in-line-formula description =“In-line formula”end =“lead”?> 5.6 <= f <8; F 1> F 2; 0.39 | R 4 | <?in-line-formula description =“In-line Formulas”end =“tail”?>其中F是总焦距,F 1是第一透镜的焦距,F 2是第二透镜的焦距 透镜,f是总焦距F与由第一挡块限定的有效孔径尺寸的比率,R 1是第一透镜的物体侧表面的曲率半径,R 3和R 4是曲率半径 物体侧球面和第二透镜的像侧非球面的平均球面。
    • 7. 发明申请
    • Photographing lens having three lens elements
    • 具有三个透镜元件的摄影镜头
    • US20050219716A1
    • 2005-10-06
    • US11087813
    • 2005-03-24
    • Kazumi Koike
    • Kazumi Koike
    • G02B9/12G02B13/18G02B9/04
    • G02B9/12G02B13/18
    • A photographing lens includes first, second and third lens elements arranged in a sequence from an object side. The first lens element is a positive meniscus with a positive power, and has a convex surface convex to the object side. One of surfaces of the first lens element is aspherical. The second lens element is a positive meniscus with a positive power. The third lens element is a negative meniscus with a negative power, and has a concave surface oriented to the object side. The first, second and third lens elements satisfy conditions of: 0.49
    • 拍摄镜头包括从物体侧排列的第一,第二和第三透镜元件。 第一透镜元件是具有正光焦度的正弯月面,并且具有朝向物侧的凸面。 第一透镜元件的一个表面是非球面的。 第二透镜元件是具有正光焦度的正弯月面。 第三透镜元件是具有负光焦度的负弯液面,并且具有朝向物体侧的凹面。 第一,第二和第三透镜元件满足条件:<?in-line-formula description =“In-line formula”end =“lead”?> 0.49 <| F 2 / F 3 | <1.0,<?in -line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?> 0.5 其中F是透镜系统的复合焦距; F 2是第二透镜元件的焦距; F 3是第三透镜元件的焦距; F 23是第二和第三透镜元件的复合焦距。
    • 9. 发明授权
    • Method and apparatus of correcting image data picked up from photographic film
    • 校正从摄影胶片拍摄的图像数据的方法和装置
    • US06546197B2
    • 2003-04-08
    • US09803924
    • 2001-03-13
    • Kazuo KamataKazumi Koike
    • Kazuo KamataKazumi Koike
    • G03B2768
    • H04N1/401
    • There is disclosed a method and an apparatus of correcting image picked up from a frame photographed on a photo filmstrip through a photographic device. An exposure correction amount is calculated by use of correction parameters predetermined with regard to decrease in illuminance on a focal plane of the taking lens with radial distance from an optical axis of the taking lens, and a curvature of the photo filmstrip relative to the focal plane. The exposure correction amount is calculated for a respective pixel of the picture with regard to a relative position of the respective pixel in the frame to an optical axis of a taking lens of the photographic device. The relative positions are defined on the assumption that the photo filmstrip is held flat in a focal plane of the taking lens with a center point of the frame located on the optical axis at the photography.
    • 公开了一种通过照相装置校正从拍摄在照相胶片上的帧拍摄的图像的方法和装置。 曝光校正量通过使用与摄影镜头的焦平面上的照度降低相关的校正参数来计算,所述矫正参数与摄影镜头的光轴具有径向距离,并且照相胶卷相对于焦平面的曲率 。 针对图像中的各像素相对于照相装置的拍摄镜头的光轴的相对位置,针对图像的各像素计算曝光校正量。 相对位置是基于以下假设来定义的:假设照相胶卷被保持在拍摄镜头的焦平面中,其中框架的中心点位于摄影时的光轴上。