Fabrication of a Micro-Lens Array Mold by Micro Ball End-Milling and Its Hot Embossing
Hot embossing is an efficient technique for manufacturing high-quality micro-lens arrays.The machining quality is significant for hot embossing the micro-lens array mold.This study investigates the effects of micro ball end-milling on the machining quality of AISI H13 tool steel used in the micro-lens array mold.The micro ball end-milling experimen