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玛米亚（Mamiya）RB67 PRO SD（以下简称RB67SD）,是日本玛米亚公司1990年推出的第3款6×7中片幅的专业单反相机。第1款RB67PRO诞生于1970年,该机首创单反相机可旋转片盒结构,开创了6×7片幅单反相机的先河。与第2款RB67 PRO S相比,RB67SD增大了机身镜头座口径,能够适配75mm移轴镜头及500mmAPO长焦镜头,并为今后可能进一步拓展镜头的功能奠定了基础。RB67系列相机的构造部分采用了类似哈苏Sxx系列相机的设计方案,整机采用部件组合方式,镜头、取景器、胶片片盒、旋转框架都能方便快速地拆卸与组合,与其配套的镜头也都装备镜间快门,所有零部件制造精密细致,构造合理,体现出玛米亚公司在专业相机领域中的实力。
Mamiya RB67 PRO SD (hereinafter referred to as RB67SD) is the third paragraph of the Japanese Mamiya company launched in 1990, 6 × 7 medium format professional SLR cameras. The first paragraph RB67PRO was born in 1970, the machine debut SLR camera rotating cassette structure, creating a 6 × 7 format SLR camera precedent. Compared with the RB67 PRO S 2, the RB67SD increases the size of the lens mount and adapts to the 75mm shift lens and 500mm APO telephoto lens, laying the foundation for further lens expansion in the future. The construction of the RB67 series uses a design similar to the Hasselblad’s Sxx series of cameras. The complete unit adopts a combination of components. The lens, the viewfinder, the film cassette and the rotating frame can be disassembled and assembled quickly and easily. Are equipped with mirror shutter, all the components made of sophisticated precision, reasonable structure, reflecting the company in the field of professional camera Mimas strength.