It can be seen that the sample used lens cover, and wash with ultrasonic (sample A & C) will have a surface area of sample sample lens lens better, especially C.
It is seen that the sample lens cover. And wash with ultrasonic (sample A & C) has a surface area of the sample lens than a particular sample lens C.
It can be seen that the sample lens used cover and the washing ultrasonic (sample A & C) is the surface area of the sample lens better especially. Sample lens C.