Planar optical lens polishing,polishing all types of prism. Abrasion hardness from 100 to 200 optical lens    Product brief: 1,Application,Planar optical lens polishing,polishing all types of prism.abrasion hardness 100 ~ 200 optical glass. 2,Technical parameter, 

Chemical formula	Content		Physical Properties	Data
CeO2	63-67percent		Central granularity    D50	2.2-2.7um
La2O3	28-35percent		Maximum granularity  D100	≤8.81um
Other content	≤1percent		Suspension	60-80
			PH value	6-7
			Foam	comparison standard sample
			Impurity sand	comparison standard sample