| Description | Multi-sided, sharp all around, smaller cutting edge. | Circular knives have a 260° cutting edge for even incisions reducing post-op astigmatism. Also useful for trabeculotomy, DCR procedures, and vitreoretinal scleral dissection. Matte finish reduces glare from microscope light. | Crescent knives have a rounded tip for even incisions reducing post-op astigmatism. Also useful for trabeculotomy, DCR rocedues, and vitreoretinal scleral dissection. Matte finish reduces glare from microscope light, made from flat stock. | Ideal for short scleral tunnel and trabecular meshwork incisions. | Rounded tip for even incisions reducing post-op astigmatism |
| Dimension | Inquire | 2.25mm, angled 60°, 3 mm from tip | 2.25mm, straight | 3.0mm, straight, double bevel | 2.5mm angled 55°, bevel down |