4 ms·
450nm Laser Lithography using a Blu-ray optical head assembly (2012)
- cf1241290841 3y agoComparison from Wikipedia https://en.wikipedia.org/wiki/Comparison_of_high-definition_optical_disc_formats#/media/File:Comparison_CD_DVD_HDDVD_BD.svg https://en.wikipedia.org/wiki/Comparison_of_high-definition_... Blu ray works with ~150nm dots For comparison, a Cortex M0 is made with 180nm. MEMS often use 350nm and larger.