This 20D Double Aspheric Blue Lens is an ophthalmic diagnostic lens designed for precise and detailed eye examinations. Its double aspheric design provides exceptional optical clarity, allowing for accurate diagnoses and treatment planning. The blue tint enhances contrast and visibility, making it easier to identify and assess ocular structures. Housed in a durable, compact case, this lens is a must-have tool for eye care professionals seeking reliable and efficient diagnostic solutions. With its advanced optics and user-friendly design, this lens delivers the precision and performance you need to provide top-notch patient care.