Ocular Gaasterland Four Mirror Gonio

Brand: Ocular
Product Code: OG4MG

Available Options

* OG4MG-Options:


0.61X magnification. 1 x magnification available in options. Our advanced Laserlight® HD anti-reflective coating on the anterior surface offers a maximum image brightness and contrast.

High Refractive Index (HRI) glass provides total internal reflection (TIR) even with fluid in contact with the mirrors. Larger field means no need to rotate lens to see entire anterior chamber angle. Outstanding for laser and diagnostic applications (15mm and 17mm flange adapters recommended for laser procedures). Compatible with visible and near infrared lasers. Choice of 15mm or 17mm flange adapters, small ring or ergonomic handle. Flange adapters not available for handled version. Purchased with15mm or 17mm lens flange adapters eliminates the need to purchase additional lenses with dedicated flanges. Flange cover is easily removed from the lens for cleaning. *Available in traditional magnification. Methylcellulose not required. Methylcellulose recommended for 17mm flange adapter.

U.S. Patent #6,767,098 


* = no Methylcellulose required

Also available in the following:

8.5mm contact with small holding ring *OG4MG
8.5mm contact with large holding ring *OG4MG-LR
With 15mm flange adapter and small holding ring *OG4MG-15
With 15mm flange adapter and large holding ring *OG4MG-LR-15
With 17mm flange adapter and small holding ring *OG4MG-17
With 17mm flange adapter and large holding ring *OG4MG-LR-17
With ergonomic handle *OG4MG-H

Product Code: OG4MG
Gonio Mag: .61x
Contact Diameter: 8.5mm
Lens Height: 22mm
Ring Diameter: 24.5mm
Static Gonio FOV: 90°+

Flanges also sold separately