发明名称 CAMERA ATTACHMENT FOR ENABLING PHOTOGRAPHING OF TRANSPARENCIES IN A SLIDE PROJECTOR
摘要 <p>A camera attachment for photographing color transparencies in a slide projector. The attachment includes an elongated tubular connector, one end of which is threaded to be attached in the lens mounting opening of a single lens reflex camera, and the other end is adapted to be received within the lens assembly receptacle of a slide projector, a lens assembly located in the connector intermediate the ends for focusing an image from a slide in the projector onto the film plane of the camera, a neutral density filter in the connector spaced from the lens assembly and a light diffusing screen to be placed in the projector between the slide and the light source.</p>
申请公布号 CA1222159(A) 申请公布日期 1987.05.26
申请号 CA19840449981 申请日期 1984.03.20
申请人 HURVITZ, JAMES S. 发明人 HURVITZ, JAMES S.
分类号 G03B17/56;G03B27/32;G03B27/62;(IPC1-7):G03B17/48 主分类号 G03B17/56
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