Loose Prism Set of 16 Gonio Lens Perfectly corrected for field curvature

Perfectly corrected for field curvature

from 35 cm to infinity

streak-free results

Welch Allyn Illuminator models:

Symmetrical jaw design is always in the correct position

Loose Prism Set of 16 Gonio Lens Perfectly corrected for field curvatureIncludes 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