Traditional and 1X magnification versions available. The Khaw 4D Direct View Gonio Lenses combine the most favorable features of traditional gonioprisms while providing a properly orientated view of the angle. 360° of anterior chamber angle is visible with little to no lens rotation. Anterior chamber charting made easier with correct image orientation. No methylcellulose required lens design.
Product Code: OK4DG
Gonio Mag: .80x
Contact Diameter: 10mm
Lens Height: 24mm
Ring Diameter: 28.5mm
Static Gonio Fov: 170°
Product Code: OK4DG-1X
Gonio Mag: 1.05x
Contact Diameter: 10mm
Lens Height: 22.9mm
Ring Diameter: 28.3mm
Static Gonio Fov: 150°
