The Reichert Austria Truncated Bi-Convex Optical Lens Microscope Optics are high-quality microscope lenses designed for precision and clarity in medical and lab applications. Made in the United States by the well-known brand Reichert, these lenses are a crucial component for achieving accurate and detailed results in various microscope setups. With a total of 40 units available, these lenses offer reliable performance and durability for professionals in the healthcare, lab, and industrial sectors.