This professional-grade 90D Double Aspheric Lens from LibertyScientific is an essential tool for precise optical examination and viewing. The lens comes housed in a specially designed protective safety box with cushioned foam interior that ensures secure storage and transport. The high-quality double aspheric design delivers superior optical performance with excellent clarity and minimal distortion. The lens features a durable black anodized finish and precision-engineered construction for reliable daily use. The compact carrying case includes the LibertyScientific branding and keeps the lens protected when not in use. This premium optical instrument is ideal for medical professionals and specialists requiring detailed examination capabilities. The lens's robust construction and protective storage solution make it a dependable choice for long-term professional use.