It now appears that this generation of optical mice have now been some well-known shortcomings, such as only 1,500 / second refresh rate of 400 CPI and the resolution.

• 现在看来，这一代的光电鼠标拥有一些现在已经众所周知的缺点，比如仅为1500次/秒的刷新率和400CPI的分辨率。