Surgical and medical apparatus and instruments, with the exception of apparatus and instruments for the extracorporeal treatment of renal failure, namely, ophthalmic and medical optical coherence tomography (OCT) apparatus, wavefront and aberration analyzers for use in laser eye surgery, medical optical engines, namely, integrated detection modules for characterizing living tissue or biological samples with superluminescent light emitting diode (SLED) or laser diode or light emitting diode (L...