# PreciLabs > Sub-micron absolute sensing for the humanoid era — patented 2D optical encoders with zero calibration, contamination immunity, and extreme mechanical tolerance. PreciLabs is a Swiss precision-sensing company building the PreciSen™ encoder platform: a firmware-programmable ASIC that delivers silicon-level absolute accuracy for robotics, metrology, and motion control. The technology eliminates backlash, calibration drift, contamination errors, and control latency at the source. ## Pages - [Home](/en): Sub-micron absolute sensing for robotics — overview of PreciLabs and the PreciSen™ platform. - [About](/en/about): How PreciLabs engineers precision from the silicon level — eliminating every error source in robotics. - [Technology](/en/technology): Patented 2D absolute codes, firmware-programmable SoC, sub-micron precision, contamination-immune sensing. - [Product](/en/product): PreciSen™ — zero-calibration 2D ASIC for absolute multi-dimensional sensing with dynamic compensation. - [Applications](/en/applications): Robotics joints, hollow-shaft rotary, hexapod platforms, metrology, condition monitoring. - [Team](/en/team): Leadership team across precision sensing, semiconductors, and robotics. - [Contact](/en/contact): Sales and engineering contact for prototype-to-volume production. ## Optional - [Privacy Policy](/en/privacy): GDPR data handling. - [Chinese site](/zh): Simplified Chinese localization of all pages.