G4 Four-Mirror Glass Gonio Lens (Large Ring 29mm) - VOLK

G4 Four-Mirror Glass Gonio Lens (Large Ring 29mm)

Primary Application:

Standard Gonio Lens for Static and Dynamic Gonioscopy

4-Mirror, All-Glass Design

  • 50% more image magnification than our classic G-4 Gonio enables more detailed viewing of the trabecular meshwork
  • Available with a
    • large ring (28.5 mm)
    • a small ring (25.5 mm)
    • 2-position handle (right/left handed)
  • No flange version is ideal for dynamic and indentation gonioscopy
  • Flanged version provides stability for laser trabeculoplasty

Features & Benefits:

  • Four precisely angled mirrors provide full 360° views of the anterior chamber
  • All glass design provides superior clarity and durability compared to acrylic lenses
  • Available in large or small rings or with 2 position handle to suit personal preferences
  • Available in numerous contact options for ease of use

The G-4 comes standard with a large ring and no no flange contact element. Please choose your options below.

Specifications: G-4 Large Ring

Please note: Engraving is not available on cases for the handled gonio lens

Mirror Angles Image Magnification Laser Spot Size Contact Diameter
4 x 64° 1.0x 1.0x

Flange: 15 mm

No Flange: 8.4 mm

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G4 Four-Mirror Glass Gonio Lens (Large Ring 29mm)
G4 Four-Mirror Glass Gonio Lens (Large Ring 29mm)

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