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发明名称
防曝光胶卷头
摘要
本实用新型公开了一种135型胶卷用防曝光胶卷头,其特点是:表面没有感光药膜,一端的一侧(1)涂有胶或用胶带沾贴,从而牢固地接在135型胶卷上,边缘有孔,另一端(2)装入照相机的卷轴沟内,待合上相机后盖后,扳动相机卷片扳手和按快门按钮动作,当相机上的胶卷计数器出现“1”时,135型胶卷在它的牵引下,到达镜头后曝光成像的地方,避免了胶卷在安装时须抽出一段白白曝光而浪费掉,胶卷在一开始就被完全利用。
申请公布号
CN2427826Y
申请公布日期
2001.04.25
申请号
CN00208789.8
申请日期
2000.05.06
申请人
王家彦
发明人
王家彦
分类号
G03B1/02;G03C3/02
主分类号
G03B1/02
代理机构
代理人
主权项
1、一种由表面无感光药膜的胶片制成的防曝光胶卷头,其特征在于:一端(1)与135型胶卷有一联接处,长度为30-300mm,在往相机装胶卷的过程中,直接用此片代替胶卷中应拉出的部分,另一端(2)卷入相机卷轴沟内。
地址
224343江苏省射阳县海通镇解放东路79号
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