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    • 1. 发明授权
    • Camera with widthwise pseudo zoom masks and method of exposing a pseudo
zoom image
    • 具有宽度假缩放掩码的相机和曝光伪缩放图像的方法
    • US5897232A
    • 1999-04-27
    • US710695
    • 1996-09-19
    • Stanley Ward StephensonPaul Teremy
    • Stanley Ward StephensonPaul Teremy
    • G03B1/50G03B13/10G03B17/00
    • G03B1/50G03B13/10G03B2206/004G03B2217/246
    • A photographic camera (10) includes a film supply chamber (14); a film takeup chamber (16) and a film exposure gate (18) positioned between the chambers. The gate defines a maximum exposed image width (W) in a direction of film travel between the chambers and a maximum exposed image height (H) in a direction transverse to the direction of film travel. A plurality of mask members (24, 26) extend transverse to the direction of travel, each mask member being configured for masking only a portion of the maximum exposed image width. There is no mask in the camera configured for masking a portion of the maximum exposed image height. A mechanism (88-94) moves the mask members toward or away from a center of the exposure gate to reduce or increase only a final exposed image width (W.sub.e), without masking the maximum exposed image height. As a result, the final width of the exposed image indicates a required enlargement of exposed image to produce a pseudo telephoto print. A viewfinder (22) may have mask members (28-34) which move synchronously with the mask members at the exposure gate; or with a zoom lens element (110-114) which also moves synchronously with the mask members at the exposure gate.
    • 照相机(10)包括胶片供应室(14); 薄膜卷取室(16)和位于各室之间的胶片曝光门(18)。 所述门限定了在室之间的膜行进方向上的最大曝光图像宽度(W)和在垂直于膜行进方向的方向上的最大曝光图像高度(H)。 多个掩模构件(24,26)横向于行进方向延伸,每个掩模构件被配置为仅掩蔽最大曝光图像宽度的一部分。 相机中没有配置遮罩最大曝光图像高度的一部分的遮罩。 机构(88-94)使掩模构件朝向或远离曝光门的中心移动,以减少或仅增加最终的曝光图像宽度(We),而不掩盖最大曝光图像高度。 结果,曝光图像的最终宽度表示曝光图像的所需放大以产生伪长焦打印。 取景器(22)可以具有在曝光门处与掩模构件同步移动的掩模构件(28-34) 或与在曝光门处与掩模构件同步移动的变焦透镜元件(110-114)。
    • 2. 发明授权
    • Method and apparatus for printing zoomed photographs from negatives with
pseudo zoomed widths
    • 从伪缩放宽度的底片打印缩放照片的方法和设备
    • US5872619A
    • 1999-02-16
    • US715943
    • 1996-09-19
    • Stanley Ward StephensonPaul Teremy
    • Stanley Ward StephensonPaul Teremy
    • G03B27/52
    • G03B27/522
    • Apparatus (118) for printing photographs from a processed photographic filmstrip having images having different widths measured longitudinally of the filmstrip and having heights measured transversely of the filmstrip, using a photographic printer having a zoom lens (122) and a printing mask (130) to provide printed images having a selected print width and a selected print height, the apparatus including a device (134, 136) for measuring the width of an image on the processed filmstrip; a device (124, 136) for adjusting magnification of the zoom lens in proportion to the measured width so that the width of a projected image matches the selected print width at the printing mask; and a device (120) for projecting the image on the processed filmstrip through the adjusted zoom lens to expose a photographic medium (128) at the printing mask to produce on the medium an image having the selected print width and selected print height. A corresponding method is taught.
    • 一种用于从具有不同宽度的图像的经处理的照相胶片上打印照片的装置(118),所述照相胶片具有沿胶片纵向测量的图像,并且具有横向于胶片的横向测量的高度,使用具有变焦透镜(122)和印刷掩模(130)的照相打印机 提供具有所选择的打印宽度和所选择的打印高度的打印图像,所述设备包括用于测量处理过的胶卷上的图像的宽度的设备(134,136); 用于与所测量的宽度成比例地调节变焦镜头的放大倍率,使得投影图像的宽度与打印掩模上的所选择的打印宽度匹配的装置(124,136); 以及用于通过经调节的变焦透镜将图像投影在经处理的胶片上以在打印掩模上曝光照相介质(128)的设备(120),以在介质上产生具有所选择的打印宽度和所选择的打印高度的图像。 教授了相应的方法。