Figure 2

(a) A schematic of ultra-precision 5-axis end-milling system and (b) a set-up of ultra-precision end-milling system for fabricating a metal mold with a negative-patterned re-entrant honeycomb structure.

(a) A schematic of ultra-precision 5-axis end-milling system and (b) a set-up of ultra-precision end-milling system for fabricating a metal mold with a negative-patterned re-entrant honeycomb structure.