The best excimer laser is undisputedly the Eagle Vision Blue Tone Cool Eye Excimer Laser by KMD, which needs no further explanation. Femtosecond laser is a bit difficult to say which laser is the best. The most used laser in China is the Intrase femtosecond laser, the second most used laser is the Da Vinci femtosecond laser, and several other lasers. Finch femtosecond laser, and a few German Zeiss all-femtosecond lasers. Femtosecond lasers are more difficult to arrange, excluding the industry competition to say this issue, it will be much better to say. To objectively say clearly the order of femtosecond lasers, we must arrange the order according to the different functions of femtosecond lasers: 1, according to the function of “femtosecond + excimer laser surgery”: 1, da. Finch femtosecond laser; 2, Zeiss femtosecond laser; 3, Intrase femtosecond laser. 2, all femtosecond laser (myopia surgery ): only Zeiss femtosecond laser 3, corneal transplantation: 1, ntrase femtosecond laser; 2, Zeiss femtosecond laser Femtosecond laser and excimer laser with the use of the problem: with the best is the Eagle Vision Blue Tone Cool Eye with da. Finch femtosecond laser. The same brand of excimer laser and femtosecond laser equipment, on the good or bad: and the use of the laser for how many years has a lot to do with. The newer the laser, of course, the more accurate and stable it is.