Loose Prism Set of 16 Gonio Lens Open system with rotatable lens

Open system with rotatable lens and optional speculum for convenient procedures

Lens Height

The exclusive locking flip-up system of the headband has been developed to allow you to securely raise and lower your optics

Symmetrical jaw design is always in the correct position

streak-free results

Loose Prism Set of 16 Gonio Lens Open system with rotatable lensIncludes Sizes: 1 2, 1, 2, 4, 6, 8, 10, 12, 15, 20, 25, 30, 35, 40, 45, 50, & a Red Lens. Use only mild soap and water to clean prisms! Alcohol will degrade the quality of the product over time. Guldens acrylic ophthalmic prisms have been re engineered to solve the problem of birefringence which can hinder their use in certain clinical applications. Our exclusive manufacturing process greatly reduces optical strain, producing prisms that virtually