Laser-drilled microhole in a human hair
Laser-drilled microhole in a human hair
Hole exit, material: AuPt, Hole diameter 40 µm
Hole exit of a star shaped hole, material: steel, slit width 20 µm
Hole entrance, material: brass
Hole exit, material: brass
Round hole in AlSi10Mg, outlet diameter 80 µm
Round hole in AlSi10Mg, outlet diameter 150 µm, experimentally increased porosity
Cross-sections of conical microholes
Cross-section of a negative-conical microhole
Microhole with a diameter of 7 µm
Micro-drillings on the circumference of a tube