The Von Graefe Cataract Knife is a specialized ophthalmic surgical instrument widely used in cataract extraction and iridectomy procedures. Featuring a 1.5 mm × 25.0 mm straight blade and an ergonomic flat handle, this knife is designed for creating precise sclerocorneal incisions during intracapsular cataract surgery. Its thin profile and sharp cutting edge enable smooth, controlled tissue penetration and accurate wound construction. In addition to cataract procedures, the instrument is commonly utilized for creating surgical openings required in iridectomy operations. Engineered for precision, stability, and optimal surgical control, the Von Graefe Cataract Knife remains a trusted tool in ophthalmic surgery.