Three Mirror Universal Gonio Diagnostic Lens 18mm O.D.
LN1-OG3M
This classic "Goldmann" type lens has three mirrors angled at 59°, 67° and 73° to permit viewing of the peripheral fundus and anterior chamber angle. 36° of the posterior pole can be viewed through the center of the lens. Many heights and diameters are available. Gonio mag .80x. Open Product Data Sheet