... ,K4,Y1,R1 Precision lens wiping paper—can replace Japan OZU K3 It is the flagship product in our company, which ... the manufactory can offer cleaning paper which can replace Japan OZU Dusper K3/K4. You can reduce your use-cost when ... (special synthetic fiber, soft) and HW special (same fibers as OZU, very soft, and water high absorbents), the use-cost can ...