由奥林巴斯开创的4/3系统是目前数码单反系统中,排在佳能和尼康之后的数码单反相机产品最丰富的一个系统。奥林巴斯在2003年推出了一款面对专业摄影师市场的产品E-1,吹响了4/3系统征战数码单反相机市场的号角,但经历过市场中的风吹雨打,这款相机只能说是叫好不叫座。限于当时的市场环境,1.8万元左右的价格限制了这款相机的普及, The 4/3 system pioneered by Olympus is one of the richest DSLR products in the digital SLR system that comes after Canon and Nikon. Olympus launched the E-1, a product for the professional photographer market, in 2003, sounded the horn of the 4/3 system campaign digital SLR camera market, but experienced the ups and downs in the market, which The camera can only say that is not praised. Limited to the market environment at that time, the price of 18,000 yuan limit the popularity of this camera,