| Brand | Ocular Instruments |
| Type | Genuine/Original |
| Unit Type | Unit |
| Model | OI-STD-LR/R |
| Country/Region Of Manufacture | United States |
| Intended Use/Discipline | Ophthalmology |
OI-STD-LR Maxfield Standard 90D Slit Lamp Indirect Large Ring Lens (RED). Clear Aperture: 19mm. Laser Spot Mag: 1.34x. Lens Weight: 6g. Working Distance: 5mm. Dynamic FOV: 153°.