Walthy Precision is a manufacturer and supplier of high precision micro-apertures, precision pinholes and slits, bar patterns, arrays and custom shape and pattern. Our expertise is micro pinholes and slits. Standard pinholes range in size from 5µm to 1000µm with customized sizes available. Standard slits range in size from 5µm to 1000µm, with custom sizes available. High Power pinholes and slits are also available. Our specialty is customization according to customer’s application, almost include every shape and micro pattern. As the key component of the spectrometer and other various optical instruments, the pinholes and slits are commonly used in optical experiments and image analysis, served a variety of markets including Life Sciences, Biomedical, Industrial Inspection etc. We try to help customers from prototype to volume production, and specializes in supplying cost-effective solutions that meet customer’s specifications, timelines, and budgets.