soft-spoken adjective. âº usually âspeaking in a âquiet âvoice: a soft-spoken, âunderstated âstyle. (Definition of soft-spoken from the Cambridge Academic Content Dictionary Â© Cambridge University Press).
The laser drilling process involves the use of an infrared laser (of surgical grade at a wavelength about 1064 nm) to bore very fine holes (less than 0.2 millimeters or 0.005 inches in diameter) into a diamond to create a route of access to a black carbon crystal inclusion.
This surgery has been performed since the 1970s. Today, alternatives include laser procedures such as LASIK and PRK. Radial keratotomy utilizes a very fine diamond surgical blade in order to make several radial incisions along the outermost layer of the cornea, the front surface of the eye.These incisions alter the shape of the cornea so that light refracts correctly on the retina.his surgery has been performed since the 1970s. Today, alternatives include laser procedures such as LASIK and PRK. Radial keratotomy utilizes a very fine diamond surgical blade in order to make several radial incisions along the outermost layer of the cornea, the front surface of the eye.