2008年发布的索尼α900在相机的发展史上是一款里程碑式的产品,在收购了柯尼卡美能达的数码相机业务之后,索尼野心爆棚,而α900就是它呕心沥血推出的产品,以2460万的有效像素称雄当年135数码相机市场。然而,尼康和佳能在数码单反相机市场的地位根深蒂固,即便是索尼也无法撼动,毕竟索尼在光学领域还只能算是 Sony α900 released in 2008 in the history of the camera is a milestone in the acquisition of the Konica Minolta digital camera business, Sony ambitious, and α900 is its painstaking efforts to launch the product to 24.6 million Efficient pixels that year 135 digital camera market. However, Nikon and Canon deep-rooted in the digital SLR camera market, even Sony can not shake, after all, Sony can only be considered in the optical field