发明名称 PHOTOGRAPHY SHADE AND VIGNETTER
摘要 A photographic shade and adjustable vignetter assembly are provided for selective vignetting effects. The assembly includes a shade which is attachable to a camera lens and a vignetter adjustably mounted within the shade for holding a vignette. The vignetter and vignette can be rotated within the shade, moved upwardly and downwardly within the shade, and moved forwardly and rearwardly within the shade, as desired.
申请公布号 CA1330732(C) 申请公布日期 1994.07.19
申请号 CA19890612702 申请日期 1989.09.15
申请人 RICKARD, MARTIN R. 发明人 RICKARD, MARTIN R.
分类号 G03B11/00;(IPC1-7):G03B11/00 主分类号 G03B11/00
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