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1959年,在135单镜头反光照相机的历史上是不平凡的一年。这一年,除了前述日本千代田公司创新地发明了快门同步、跳跃式收放光圈的美能达SR-1、西德蔡司·依康公司发表的镜头同步收放光圈的牛眼式测光系统及配置了“菲涅尔”增亮聚焦屏的Contarex Bullseye(独眼龙)外,日本相机制造业的后起之秀“NIPPON KOGAKU”日本光学公司(即后来著名的尼康公司)推出了更具挑战性的135单镜头反光照相机—Nikon F型。其特点是:组合式结构。整机分四部分(图1):1、取景棱镜顶;2、聚焦屏;3、机身主体;4、后背。并有各种部件可供更换,可根据不同
In 1959, the history of the 135 single-lens reflex camera was an extraordinary year. This year, in addition to the aforesaid Chiyoda Corporation of Japan invented the shutter synchronization, jumping retractable aperture Minolta SR-1, West Zeiss Ekon company published the lens synchronization retractable aperture bull’s eye type metering system and Outside of the Contarex Bullseye (one-eyed) equipped with a Fresnel zoom screen, Nippon KOGAKU, a rising star in the Japanese camera industry, introduced a more challenging version of the Japanese optical company (later known as Nikon) 135 single-lens reflex camera - Nikon F-type. Its characteristics are: modular structure. The machine is divided into four parts (Figure 1): 1, top viewfinder prism; 2, focusing screen; 3, the main body; 4, the back. And a variety of components for replacement, according to different