Every lens has a mounting flange with which it is attached to the camera body . 每个透镜都有一个安装凸缘，依靠它才能把透镜安装到相机上。
2.
A reliable machine shop can cut away a small amout of metal from the aft side of the mounting flange so that the lens will set closer to the film platen . 可以请经验丰富的机械加工车间从安装凸缘的后部切削掉少量的金属，这样就能使透镜更加靠近胶片平面。
3.
Mounting flanges for agitation units - part 2 : typ e for glass lined vessels 搅拌器用安装凸缘.第2部分:玻璃内衬容器用e型安装凸
4.
Mounting flanges for agitation units - part 1 : for vessels of non - alloyed and stainless steel 搅拌器用安装凸缘.第1部分:非合金和不锈钢容器用
