Note that the surface of the sample lens cover and no cleaning. ultrasonic. On the surface prizes in the hard coat made preteat (120mA, 350V, time 45 sec), some also look like a stain of a hydrophobic residue, making the surface of the sample lens has a smooth and uniform similar to the surface. the use of the sample lens cover and clean with ultrasonic.
การแปล กรุณารอสักครู่..