Xtra Focus Pinhole IOL
The Xtra Focus is an opaque black intraocular device with an overall diameter of 14 mm and a central pinhole opening of 1.3 mm. The hydrophobic acrylic material that makes up the device blocks visible light, but is completely transparent to infrared light more than 750 nm. It is a small aperture diaphragm, with no refractive power, to be implanted in the ciliary sulcus of pseudophakic patients.
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