G-4 Gonio Lens
Volk G-4 Gonio Lens
G-4 Gonio Lens with 2 in 1 Handle
4 x 64° mirror angles - Filed Of View

G-4 Mirror Gonio Lens

Regular price $610.00 $592.00 Unit price per

Ideal for Viewing Anterior Chamber Angle

The G-4 Mirror Gonio Lens gives the most comprehensive view of the trabecular meshwork with minimal lens rotation with its four mirror, all-glass design. This Sussman style lens features unbeatable optics for high detail examination of the angle structures. Choose from our large (28.5 mm) or small ring (25.5 mm), 2-position handle (right/left handed), Posner-style models, or opt for our no flange model for dynamic and indentation gonioscopy. We also offer a flanged version for enhanced stability during laser trabeculoplasty.

  • 4 x 64° mirror angles
  • 1.0x image magnification
  • 1.0x laser spot size
  • 15 mm (flange) / 8.4 mm (no flange) contact diameter
  • Allows for a quick exam with maximum patient comfort
  • No Flange/No Fluid version is ideal for dynamic and indentation/compression gonioscopy
  • Not recommended for SLT - we recommend the Volk Rapid SLT or SLT lens instead

Part Number:
VG4 (Flange, Large Ring
VG4LNF (No Flange, Large Ring)
VG4SNF (No Flange, Small Ring)
VG4HAN2 (No Flange, 2-in-1 Handle - Posner style)


Cleaning and Care Guide