... pupil size 2.0mm 3)Quick precise measurement 4)Colorful monitor 4)Made in China ... China best seller auto refractor keratometer,CLBC measurement available,cost-effective and multi function 1) ... monitor4)Made in China1.Measurement----------------------------------------------------------K/F,R/F,KER,CLBC2.Refractive measurement:Sphere(SPH)----------------------------------------------------------20 to ...