• 20x15mm semi-elliptical.
• Base coverage at 5mm Rx height: 14x10 tumor + 2mm margin.
• 2 mm thick.
• 18-K gold alloy.
• 17 seed positions.
• Seeds become progressively shallower with distance from the center of the plaque to improve dose homogeneity at the edges of the plaque.
• Posterior seed arrangement designed to spare the macula.
• For 22 to 26 mm diameter eyes.

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