Description
The Braunstein Fixed Caliper – 3.5 mm / 4.0 mm is a double-ended ophthalmic measuring instrument used in vitreoretinal surgery and intravitreal injections to mark sclerotomy sites. One end marks 3.5 mm and the other 4.0 mm from the limbus, ensuring accurate placement of trocars or MVR blades with consistent, atraumatic indentation.
