Description

The G-3 Mirror Gonio Fundus Lens by Volk Optical, Inc. is an advanced diagnostic tool designed for ophthalmic professionals. This three-mirror, Goldmann-style lens provides comprehensive visualization of the anterior chamber, iridocorneal angle, and both central and peripheral retina. Its all-glass construction ensures exceptional optical clarity and durability, making it an essential instrument for detailed eye examinations and laser therapies.

Key Features

• Three-Mirror Design:
• 60° Mirror: Ideal for viewing the iridocorneal angle.
• 66° Mirror: Covers the retina from equator to ora serrata.
• 76° Mirror: Focuses on the mid-peripheral and peripheral retina.

• Central Lens: Offers a direct view of the posterior pole.

• Configurations: Available with or without flange, and in mini sizes for pediatric or small adult patients, enhancing maneuverability.

• BBAR Laser Coating: Available on select models to reduce reflections during laser procedures.

Technical Specifications

• Image Magnification:
• 1.06x for standard models.
• 1.03x or 1.36x for no flange models.

• 1.0x for mini models.

• Laser Spot Size:

• 0.94x for standard models.
• 0.97x for no flange models.

• 1.0x for mini models.

• Contact Diameter:

• 15 mm for standard models.
• 11.4 mm for no flange models.
• 9.6 mm for mini models.

Intended Use

This lens is suitable for:

• Gonioscopy
• Retinal evaluation
• Laser trabeculoplasty

The mini version is particularly beneficial for use with pediatric patients.

Accessories

Each lens comes with a single-lens case and offers optional free engraving, allowing customization with up to 12 characters on the lens and 17 on the case.

Cleaning and Maintenance

• Cleaning: Use mild, pH-neutral detergent and rinse with sterile water. Avoid microfiber cloths.
• Disinfection: Compatible with high-level disinfectants like 2% glutaraldehyde.
• Sterilization: Suitable methods include steam autoclave and V-PRO systems.

Storage and Inspection

Store the lens in a clean, dry environment. Inspect for damage before each use to ensure optimal performance.

Regulatory Compliance

The lens is US FDA approved for specified models, underscoring its quality and reliability. Proper disposal and adherence to recommended cleaning methods are crucial to maintaining the lens's integrity and longevity.