client Labels silver best way requests functions gold foil laser beam CLR) image microscope Hidden image authenticity custom design photo picture Spick Hologram special device 5 to 100 micron product surface Photo effect use honeycomb pattern Nano text text size Lithography features Holographic stickers Flip-Flop image overlay Custom Security Hologram available security features holographic protection methods Guilloche complex thin interlacing lines Holographic security Seal Honey Comb Hologram Label Honey Comb Hologram Stickers