Compare CaF2, Silicon, Sapphire and ZnS infrared optical materials—transmission bands, index, hardness, coatings and best-fit applications in one guide.
This article analyzes the causes of doublet lens cement delamination, including thermal stress, material mismatch and process variables, and offers targeted solutions to enhance bonding reliability and long-term lens performance.
Master lens selection: how focal length, field of view, and working distance interact via similar triangles. Two worked cases for machine vision lens specification.
Chalcogenide glass is a core amorphous infrared optical material with low dispersion and extreme environmental stability. Widely used in military night vision, infrared guidance, industrial gas detection and autonomous driving, featuring mass producibility and ongoing localization & miniaturization upgrades.
